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Finding the Third Proportional to 39.38 and 59.06

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Solution

The third proportional to 39.38 and 59.06 is: 88.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.38 : 59.06 = 59.06 : x
  2. Step 2: Convert to fraction form
    39.38/59.06 = 59.06/x
  3. Step 3: Cross multiply
    39.38x = 59.06 × 59.06
  4. Step 4: Simplify right side
    39.38x = 3,488.38
  5. Step 5: Solve for x
    x = 3,488.38/39.38
  6. Step 6: Final answer
    x = 88.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.