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Finding the Fourth Proportional to 224.91, 337.43 and 122.24

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Solution

The fourth proportional to 224.91, 337.43 and 122.24 is: 183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.91 : 337.43 = 122.24 : x
  2. Step 2: Convert to fraction form
    224.91/337.43 = 122.24/x
  3. Step 3: Cross multiply
    224.91x = 337.43 × 122.24
  4. Step 4: Simplify right side
    224.91x = 41,248.59
  5. Step 5: Solve for x
    x = 41,248.59/224.91
  6. Step 6: Final answer
    x = 183.40

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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.