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Finding the Third Proportional to 26,120 and 61,648

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Solution

The third proportional to 26,120 and 61,648 is: 145,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,120 : 61,648 = 61,648 : x
  2. Step 2: Convert to fraction form
    26,120/61,648 = 61,648/x
  3. Step 3: Cross multiply
    26,120x = 61,648 × 61,648
  4. Step 4: Simplify right side
    26,120x = 3,800,475,904
  5. Step 5: Solve for x
    x = 3,800,475,904/26,120
  6. Step 6: Final answer
    x = 145,500.61

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.