Finding the Third Proportional to 76,798.88 and 168,359.63
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Solution
The third proportional to 76,798.88 and 168,359.63 is: 369,080.45
Step by Step Solution
- Step 1: Write the proportion equation
76,798.88 : 168,359.63 = 168,359.63 : x - Step 2: Convert to fraction form
76,798.88/168,359.63 = 168,359.63/x - Step 3: Cross multiply
76,798.88x = 168,359.63 × 168,359.63 - Step 4: Simplify right side
76,798.88x = 28,344,963,330.14 - Step 5: Solve for x
x = 28,344,963,330.14/76,798.88 - Step 6: Final answer
x = 369,080.45
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.