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Finding the Fourth Proportional to 355,773.60, 532,613.88 and 222,249.15

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Solution

The fourth proportional to 355,773.60, 532,613.88 and 222,249.15 is: 332,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,773.60 : 532,613.88 = 222,249.15 : x
  2. Step 2: Convert to fraction form
    355,773.60/532,613.88 = 222,249.15/x
  3. Step 3: Cross multiply
    355,773.60x = 532,613.88 × 222,249.15
  4. Step 4: Simplify right side
    355,773.60x = 118,372,982,108.20
  5. Step 5: Solve for x
    x = 118,372,982,108.20/355,773.60
  6. Step 6: Final answer
    x = 332,719.97

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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.