Finding the Fourth Proportional to 546,564.06, 819,753.12 and 147,115.80
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Solution
The fourth proportional to 546,564.06, 819,753.12 and 147,115.80 is: 220,648.68
Step by Step Solution
- Step 1: Write the proportion equation
546,564.06 : 819,753.12 = 147,115.80 : x - Step 2: Convert to fraction form
546,564.06/819,753.12 = 147,115.80/x - Step 3: Cross multiply
546,564.06x = 819,753.12 × 147,115.80 - Step 4: Simplify right side
546,564.06x = 120,598,636,051.30 - Step 5: Solve for x
x = 120,598,636,051.30/546,564.06 - Step 6: Final answer
x = 220,648.68
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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.