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Finding the Third Proportional to 201.38 and 229.92

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Solution

The third proportional to 201.38 and 229.92 is: 262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.38 : 229.92 = 229.92 : x
  2. Step 2: Convert to fraction form
    201.38/229.92 = 229.92/x
  3. Step 3: Cross multiply
    201.38x = 229.92 × 229.92
  4. Step 4: Simplify right side
    201.38x = 52,864.07
  5. Step 5: Solve for x
    x = 52,864.07/201.38
  6. Step 6: Final answer
    x = 262.52

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.