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Finding the Fourth Proportional to 636,595.07, 954,892.85 and 156,832.20

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Solution

The fourth proportional to 636,595.07, 954,892.85 and 156,832.20 is: 235,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,595.07 : 954,892.85 = 156,832.20 : x
  2. Step 2: Convert to fraction form
    636,595.07/954,892.85 = 156,832.20/x
  3. Step 3: Cross multiply
    636,595.07x = 954,892.85 × 156,832.20
  4. Step 4: Simplify right side
    636,595.07x = 149,757,945,645.61
  5. Step 5: Solve for x
    x = 149,757,945,645.61/636,595.07
  6. Step 6: Final answer
    x = 235,248.36

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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.