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Finding the Fourth Proportional to 234,489.92, 323,452.32 and 191,531.84

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Solution

The fourth proportional to 234,489.92, 323,452.32 and 191,531.84 is: 264,196.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,489.92 : 323,452.32 = 191,531.84 : x
  2. Step 2: Convert to fraction form
    234,489.92/323,452.32 = 191,531.84/x
  3. Step 3: Cross multiply
    234,489.92x = 323,452.32 × 191,531.84
  4. Step 4: Simplify right side
    234,489.92x = 61,951,418,001.87
  5. Step 5: Solve for x
    x = 61,951,418,001.87/234,489.92
  6. Step 6: Final answer
    x = 264,196.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.