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Finding the Fourth Proportional to 229.73, 344.19 and 224.06

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Solution

The fourth proportional to 229.73, 344.19 and 224.06 is: 335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.73 : 344.19 = 224.06 : x
  2. Step 2: Convert to fraction form
    229.73/344.19 = 224.06/x
  3. Step 3: Cross multiply
    229.73x = 344.19 × 224.06
  4. Step 4: Simplify right side
    229.73x = 77,119.21
  5. Step 5: Solve for x
    x = 77,119.21/229.73
  6. Step 6: Final answer
    x = 335.69

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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.