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Finding the Fourth Proportional to 366,046.32, 549,001.84 and 113,279.68

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Solution

The fourth proportional to 366,046.32, 549,001.84 and 113,279.68 is: 169,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,046.32 : 549,001.84 = 113,279.68 : x
  2. Step 2: Convert to fraction form
    366,046.32/549,001.84 = 113,279.68/x
  3. Step 3: Cross multiply
    366,046.32x = 549,001.84 × 113,279.68
  4. Step 4: Simplify right side
    366,046.32x = 62,190,752,754.61
  5. Step 5: Solve for x
    x = 62,190,752,754.61/366,046.32
  6. Step 6: Final answer
    x = 169,898.59

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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.