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Finding the Fourth Proportional to 234,398.31, 323,450.48 and 132,432.63

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Solution

The fourth proportional to 234,398.31, 323,450.48 and 132,432.63 is: 182,746.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,398.31 : 323,450.48 = 132,432.63 : x
  2. Step 2: Convert to fraction form
    234,398.31/323,450.48 = 132,432.63/x
  3. Step 3: Cross multiply
    234,398.31x = 323,450.48 × 132,432.63
  4. Step 4: Simplify right side
    234,398.31x = 42,835,397,741.16
  5. Step 5: Solve for x
    x = 42,835,397,741.16/234,398.31
  6. Step 6: Final answer
    x = 182,746.19

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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.