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Finding the Third Proportional to 62,661 and 136,754

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Solution

The third proportional to 62,661 and 136,754 is: 298,457.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,661 : 136,754 = 136,754 : x
  2. Step 2: Convert to fraction form
    62,661/136,754 = 136,754/x
  3. Step 3: Cross multiply
    62,661x = 136,754 × 136,754
  4. Step 4: Simplify right side
    62,661x = 18,701,656,516
  5. Step 5: Solve for x
    x = 18,701,656,516/62,661
  6. Step 6: Final answer
    x = 298,457.68

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.