Calculator Print Itemm Ralston Company has income from operations of $75,000, invested assets of $360,000, and sales of $790,000 Required: Use the DuPont formula to calculate the rate of return on investment, and show (a) the profit margin, (b) the investment turnover, and (c) rate of return on investment. Round profit margin and rate of return on investment to two decimal places. Round investment turnover to three decimal places a. Profit margin b. Investment turnover c. Rate of return on investment 9.49 | % $2.194 19.71 | X % Previous Next