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Finding the Third Proportional to 87,520.50 and 190,881.56

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Solution

The third proportional to 87,520.50 and 190,881.56 is: 416,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,520.50 : 190,881.56 = 190,881.56 : x
  2. Step 2: Convert to fraction form
    87,520.50/190,881.56 = 190,881.56/x
  3. Step 3: Cross multiply
    87,520.50x = 190,881.56 × 190,881.56
  4. Step 4: Simplify right side
    87,520.50x = 36,435,770,902.44
  5. Step 5: Solve for x
    x = 36,435,770,902.44/87,520.50
  6. Step 6: Final answer
    x = 416,311.27

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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.