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Finding the Third Proportional to 26,331 and 57,131

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Solution

The third proportional to 26,331 and 57,131 is: 123,958.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,331 : 57,131 = 57,131 : x
  2. Step 2: Convert to fraction form
    26,331/57,131 = 57,131/x
  3. Step 3: Cross multiply
    26,331x = 57,131 × 57,131
  4. Step 4: Simplify right side
    26,331x = 3,263,951,161
  5. Step 5: Solve for x
    x = 3,263,951,161/26,331
  6. Step 6: Final answer
    x = 123,958.50

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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.