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Finding the Third Proportional to 3.38 and 5.06

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Solution

The third proportional to 3.38 and 5.06 is: 7.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.38 : 5.06 = 5.06 : x
  2. Step 2: Convert to fraction form
    3.38/5.06 = 5.06/x
  3. Step 3: Cross multiply
    3.38x = 5.06 × 5.06
  4. Step 4: Simplify right side
    3.38x = 25.63
  5. Step 5: Solve for x
    x = 25.63/3.38
  6. Step 6: Final answer
    x = 7.59

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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.