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Finding the Third Proportional to 87,652 and 188,444

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Solution

The third proportional to 87,652 and 188,444 is: 405,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,652 : 188,444 = 188,444 : x
  2. Step 2: Convert to fraction form
    87,652/188,444 = 188,444/x
  3. Step 3: Cross multiply
    87,652x = 188,444 × 188,444
  4. Step 4: Simplify right side
    87,652x = 35,511,141,136
  5. Step 5: Solve for x
    x = 35,511,141,136/87,652
  6. Step 6: Final answer
    x = 405,137.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.