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Finding the Third Proportional to 87,352 and 187,170

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Solution

The third proportional to 87,352 and 187,170 is: 401,051.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,352 : 187,170 = 187,170 : x
  2. Step 2: Convert to fraction form
    87,352/187,170 = 187,170/x
  3. Step 3: Cross multiply
    87,352x = 187,170 × 187,170
  4. Step 4: Simplify right side
    87,352x = 35,032,608,900
  5. Step 5: Solve for x
    x = 35,032,608,900/87,352
  6. Step 6: Final answer
    x = 401,051.02

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.