As a salesperson for an electronic parts distributor, you are given two options for your salary structure. The first option has a base salary of $300 a week plus 4% of all sales made. The second option has a base salary of $100 plus 7.5% commission on all sales. Find the sales amount that will result in the two options having the same weekly salary. (Round your answer to the nearest cent. Include units with your numerical answer. ) A sales amount of ____will result in the two options having the same weekly salary.