PI A manager at Shannonv Custom Cabinets is anterested in purchasing a computer, software, and peripheral equipment costing $240,000 that would allow company salespeople to demonstrate to customers how a finished carpet installation would sppear. Using, this cost, the manager has determined thas the investmenk's net present value is $108,000, Compute the investments profitibility index. Note: Round your answer to one decimal point (l.e. round 4.555 to 4.6)