4. Problem 8.07 (Portfolio Required Return) eBook Problem Walk-Through Suppose you are the money manager of a $4.06 million investment fund. The fund consists of four stocks with the following investments and betas: Stock Investment Beta A $ 280,000 1.50 B 600,000 (0.50) C 1,480,000 1.25 D 1,700,000 0.75 If the market's required rate of return is 8% and the risk-free rate is 4%, what is the fund's required rate of return? Do not round intermediate calculations. Round your answer to two decimal places. %