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Finding the Third Proportional to 87,372 and 185,193

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Solution

The third proportional to 87,372 and 185,193 is: 392,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,372 : 185,193 = 185,193 : x
  2. Step 2: Convert to fraction form
    87,372/185,193 = 185,193/x
  3. Step 3: Cross multiply
    87,372x = 185,193 × 185,193
  4. Step 4: Simplify right side
    87,372x = 34,296,447,249
  5. Step 5: Solve for x
    x = 34,296,447,249/87,372
  6. Step 6: Final answer
    x = 392,533.62

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.