An information technology company produces 41% of its computer chips at a plant in St. Louis and the remainder of its chips at a plant in Chicago. It is known that 1.05% of the chips produced in St. Louis are defective, while 0.8% of the chips produced at the plan in Chicago are defective. What is the probability that a randomly chosen computer chip produced by this company is defective and was produced in St. Louis? 0.00431

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