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Finding the Fourth Proportional to 234,452.34, 323,543.70 and 127,025.28

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Solution

The fourth proportional to 234,452.34, 323,543.70 and 127,025.28 is: 175,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,452.34 : 323,543.70 = 127,025.28 : x
  2. Step 2: Convert to fraction form
    234,452.34/323,543.70 = 127,025.28/x
  3. Step 3: Cross multiply
    234,452.34x = 323,543.70 × 127,025.28
  4. Step 4: Simplify right side
    234,452.34x = 41,098,229,084.74
  5. Step 5: Solve for x
    x = 41,098,229,084.74/234,452.34
  6. Step 6: Final answer
    x = 175,294.60

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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.