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Finding the Third Proportional to 8.44 and 10.13

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Solution

The third proportional to 8.44 and 10.13 is: 12.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8.44 : 10.13 = 10.13 : x
  2. Step 2: Convert to fraction form
    8.44/10.13 = 10.13/x
  3. Step 3: Cross multiply
    8.44x = 10.13 × 10.13
  4. Step 4: Simplify right side
    8.44x = 102.52
  5. Step 5: Solve for x
    x = 102.52/8.44
  6. Step 6: Final answer
    x = 12.15

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Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.