Larson Manufacturing is considering purchasing a new? injection-molding machine for ?$390 comma 000390,000 to expand its production capacity. It will cost an additional ?$30 comma 00030,000 to do the site preparation. With the new? injection-molding machine? installed, Larson Manufacturing expects to increase its revenue by ?$81 comma 00081,000 per year. The machine will be used for fourfour ?years, with an expected salvage value of ?$61 comma 00061,000. At an interest rate of 1414?%, would the purchase of the? injection-molding machine be? justified?