Ms$.$ Erica Johnson, supply chain manager at Smith & Smith Company, has determined that one of the company's products experienced $4$ inventory turnovers last year, with an annual sales volume at cost of $$2,400,000,$ and average inventory of $$600,000.$ Ms$.$ Johnson suggested that the inventory turnover for this product should be $5.$ What will be the new level of average inventory?

Select one:

$$600,000$

$$120,000$

$$480,000$

$$720,000$