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Finding the Fourth Proportional to 541,714.80, 812,572.20 and 226,066.80

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Solution

The fourth proportional to 541,714.80, 812,572.20 and 226,066.80 is: 339,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,714.80 : 812,572.20 = 226,066.80 : x
  2. Step 2: Convert to fraction form
    541,714.80/812,572.20 = 226,066.80/x
  3. Step 3: Cross multiply
    541,714.80x = 812,572.20 × 226,066.80
  4. Step 4: Simplify right side
    541,714.80x = 183,695,597,022.96
  5. Step 5: Solve for x
    x = 183,695,597,022.96/541,714.80
  6. Step 6: Final answer
    x = 339,100.20

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Double scale
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Similar ratio
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1.5x scale

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.