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Finding the Third Proportional to 49,112 and 107,782

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Solution

The third proportional to 49,112 and 107,782 is: 236,540.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,112 : 107,782 = 107,782 : x
  2. Step 2: Convert to fraction form
    49,112/107,782 = 107,782/x
  3. Step 3: Cross multiply
    49,112x = 107,782 × 107,782
  4. Step 4: Simplify right side
    49,112x = 11,616,959,524
  5. Step 5: Solve for x
    x = 11,616,959,524/49,112
  6. Step 6: Final answer
    x = 236,540.14

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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.