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Finding the Third Proportional to 87,556.31 and 131,334.56

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Solution

The third proportional to 87,556.31 and 131,334.56 is: 197,001.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,556.31 : 131,334.56 = 131,334.56 : x
  2. Step 2: Convert to fraction form
    87,556.31/131,334.56 = 131,334.56/x
  3. Step 3: Cross multiply
    87,556.31x = 131,334.56 × 131,334.56
  4. Step 4: Simplify right side
    87,556.31x = 17,248,767,307.07
  5. Step 5: Solve for x
    x = 17,248,767,307.07/87,556.31
  6. Step 6: Final answer
    x = 197,001.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.