Richmond Corporation's 2021 balance sheet reported net fixed assets of $15,725,600 and accumulated depreciation of ($4,875,200). Richmond Corporation's 2022 balance sheet reported net fixed assets of $20,910,300 and accumulated depreciation of ($6,430,700). What was the change in gross fixed assets for Richmond Corporation between 2021 and 2022?

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Linden Corporation uses a predetermined overhead rate of $18.75 per direct labor hour. This predetermined rate was based on a cost formula that estimated $225,000 of total manufacturing overhead for an estimated activity level of 12,000 direct labor hours. During the period, the company incurred actual total manufacturing overhead costs of $210,000 and 11,200 total direct labor hours worked. Required: Determine the amount of manufacturing overhead that would have been applied to all jobs during the period.