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Finding the Third Proportional to 87,260.63 and 131,618.25

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Solution

The third proportional to 87,260.63 and 131,618.25 is: 198,524.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,260.63 : 131,618.25 = 131,618.25 : x
  2. Step 2: Convert to fraction form
    87,260.63/131,618.25 = 131,618.25/x
  3. Step 3: Cross multiply
    87,260.63x = 131,618.25 × 131,618.25
  4. Step 4: Simplify right side
    87,260.63x = 17,323,363,733.06
  5. Step 5: Solve for x
    x = 17,323,363,733.06/87,260.63
  6. Step 6: Final answer
    x = 198,524.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.