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Finding the Fourth Proportional to 224.46, 337.91 and 173.39

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Solution

The fourth proportional to 224.46, 337.91 and 173.39 is: 261.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.46 : 337.91 = 173.39 : x
  2. Step 2: Convert to fraction form
    224.46/337.91 = 173.39/x
  3. Step 3: Cross multiply
    224.46x = 337.91 × 173.39
  4. Step 4: Simplify right side
    224.46x = 58,587.66
  5. Step 5: Solve for x
    x = 58,587.66/224.46
  6. Step 6: Final answer
    x = 261.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.