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Finding the Fourth Proportional to 229.56, 344.67 and 224.56

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Solution

The fourth proportional to 229.56, 344.67 and 224.56 is: 337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.56 : 344.67 = 224.56 : x
  2. Step 2: Convert to fraction form
    229.56/344.67 = 224.56/x
  3. Step 3: Cross multiply
    229.56x = 344.67 × 224.56
  4. Step 4: Simplify right side
    229.56x = 77,399.10
  5. Step 5: Solve for x
    x = 77,399.10/229.56
  6. Step 6: Final answer
    x = 337.16

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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.