Finding the Fourth Proportional to 351,841.76, 527,566.08 and 115,120.88
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Solution
The fourth proportional to 351,841.76, 527,566.08 and 115,120.88 is: 172,617.01
Step by Step Solution
- Step 1: Write the proportion equation
351,841.76 : 527,566.08 = 115,120.88 : x - Step 2: Convert to fraction form
351,841.76/527,566.08 = 115,120.88/x - Step 3: Cross multiply
351,841.76x = 527,566.08 × 115,120.88 - Step 4: Simplify right side
351,841.76x = 60,733,871,387.75 - Step 5: Solve for x
x = 60,733,871,387.75/351,841.76 - Step 6: Final answer
x = 172,617.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.