Barstow Manufacturing Company has two service departments product design and engineering support, and two production departments - assembly and finishing. The distribution of each service department's efforts to the other departments is shown below: FROM TO Design Support Assembly Finishing 0% 10% 30% 60% 20% 0% 45% 35% Design Support The direct operating costs of the departments (including both variable and fixed costs) were as follows: Design Engineering Support Assembly Finishing $ 140,000 $ 160,000 $ 550,000 $ 840,000 The total cost accumulated in the assembly department using the step method is (calculate all ratios and percentages to 4 decimal places, for example 33.3333%, and round all dollar amounts to the nearest whole dollar; assume that the design department goes first)