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Finding the Fourth Proportional to 224,353.34, 336,457.17 and 74,553.38

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Solution

The fourth proportional to 224,353.34, 336,457.17 and 74,553.38 is: 111,805.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,353.34 : 336,457.17 = 74,553.38 : x
  2. Step 2: Convert to fraction form
    224,353.34/336,457.17 = 74,553.38/x
  3. Step 3: Cross multiply
    224,353.34x = 336,457.17 × 74,553.38
  4. Step 4: Simplify right side
    224,353.34x = 25,084,019,248.73
  5. Step 5: Solve for x
    x = 25,084,019,248.73/224,353.34
  6. Step 6: Final answer
    x = 111,805.87

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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.