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Finding the Fourth Proportional to 224.93, 337.47 and 133.70

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Solution

The fourth proportional to 224.93, 337.47 and 133.70 is: 200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.93 : 337.47 = 133.70 : x
  2. Step 2: Convert to fraction form
    224.93/337.47 = 133.70/x
  3. Step 3: Cross multiply
    224.93x = 337.47 × 133.70
  4. Step 4: Simplify right side
    224.93x = 45,119.45
  5. Step 5: Solve for x
    x = 45,119.45/224.93
  6. Step 6: Final answer
    x = 200.60

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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.