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Finding the Third Proportional to 5.06 and 10.97

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Solution

The third proportional to 5.06 and 10.97 is: 23.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.06 : 10.97 = 10.97 : x
  2. Step 2: Convert to fraction form
    5.06/10.97 = 10.97/x
  3. Step 3: Cross multiply
    5.06x = 10.97 × 10.97
  4. Step 4: Simplify right side
    5.06x = 120.31
  5. Step 5: Solve for x
    x = 120.31/5.06
  6. Step 6: Final answer
    x = 23.77

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.