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Finding the Third Proportional to 61,976 and 135,832

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Solution

The third proportional to 61,976 and 135,832 is: 297,701.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,976 : 135,832 = 135,832 : x
  2. Step 2: Convert to fraction form
    61,976/135,832 = 135,832/x
  3. Step 3: Cross multiply
    61,976x = 135,832 × 135,832
  4. Step 4: Simplify right side
    61,976x = 18,450,332,224
  5. Step 5: Solve for x
    x = 18,450,332,224/61,976
  6. Step 6: Final answer
    x = 297,701.24

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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.