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Finding the Third Proportional to 87,626 and 135,933

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Solution

The third proportional to 87,626 and 135,933 is: 210,870.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,626 : 135,933 = 135,933 : x
  2. Step 2: Convert to fraction form
    87,626/135,933 = 135,933/x
  3. Step 3: Cross multiply
    87,626x = 135,933 × 135,933
  4. Step 4: Simplify right side
    87,626x = 18,477,780,489
  5. Step 5: Solve for x
    x = 18,477,780,489/87,626
  6. Step 6: Final answer
    x = 210,870.98

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.