Quantitative Problem: You are holding a portfolio with the following investments and betas: Stock Dollar investment Beta 1.15 1.5 $200,000 100,000 400,000 300,000 $1,000,000 0.7 -0.35 Total investment The market's required return is 9% and the risk-free rate is 4%. What is the portfolio's required return? Round your answer to 3 decimal places. Do not round intermediate calculations