13. value 7.14 points A proposed cost-saving device has an installed cost of $780,000. The device will be used in a five-year project but is classified as three-year MACRS property for tax purposes. The required initial net working capital investment is $60,000, the marginal tax rate is 34 percent, and the project discount rate is 10 percent. The device has an estimated Year 5 salvage value of $85,000. What level of pretax cost savings do we require for this project to be profitable? MACRS schedule (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Pretax cost savings $ Year 1 2 Property Class Three-Year Five-Year 33.33% 20.00% 44.45 32.00 14.81 19.20 7.41 11.52 11.52 5.76 3 4 Seven-Year 14.29% 24.49 17.49 12.49 8.93 8.92 8.93 4.46 5 6 7 8