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Finding the Third Proportional to 11,739 and 25,655

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Solution

The third proportional to 11,739 and 25,655 is: 56,067.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739 : 25,655 = 25,655 : x
  2. Step 2: Convert to fraction form
    11,739/25,655 = 25,655/x
  3. Step 3: Cross multiply
    11,739x = 25,655 × 25,655
  4. Step 4: Simplify right side
    11,739x = 658,179,025
  5. Step 5: Solve for x
    x = 658,179,025/11,739
  6. Step 6: Final answer
    x = 56,067.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.