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Finding the Fourth Proportional to 237,394.76, 327,612.15 and 129,974.76

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Solution

The fourth proportional to 237,394.76, 327,612.15 and 129,974.76 is: 179,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,394.76 : 327,612.15 = 129,974.76 : x
  2. Step 2: Convert to fraction form
    237,394.76/327,612.15 = 129,974.76/x
  3. Step 3: Cross multiply
    237,394.76x = 327,612.15 × 129,974.76
  4. Step 4: Simplify right side
    237,394.76x = 42,581,310,569.33
  5. Step 5: Solve for x
    x = 42,581,310,569.33/237,394.76
  6. Step 6: Final answer
    x = 179,369.21

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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.