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Finding the Third Proportional to 61,704.75 and 131,195.25

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Solution

The third proportional to 61,704.75 and 131,195.25 is: 278,944.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,704.75 : 131,195.25 = 131,195.25 : x
  2. Step 2: Convert to fraction form
    61,704.75/131,195.25 = 131,195.25/x
  3. Step 3: Cross multiply
    61,704.75x = 131,195.25 × 131,195.25
  4. Step 4: Simplify right side
    61,704.75x = 17,212,193,622.56
  5. Step 5: Solve for x
    x = 17,212,193,622.56/61,704.75
  6. Step 6: Final answer
    x = 278,944.39

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.