whitestone products is considering a new project whose data are shown below. the required equipment has a 4-year tax life, and the accelerated rates for such property are 33.33%, 44.45%, 14.81%, and 7.41% for years 1 through 4. revenues and other operating costs are expected to be constant over the project's 10-year expected operating life. what is the project's year 4 cash flow?