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Finding the Third Proportional to 87,927,995.25 and 187,956,722.25

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Solution

The third proportional to 87,927,995.25 and 187,956,722.25 is: 401,780,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,927,995.25 : 187,956,722.25 = 187,956,722.25 : x
  2. Step 2: Convert to fraction form
    87,927,995.25/187,956,722.25 = 187,956,722.25/x
  3. Step 3: Cross multiply
    87,927,995.25x = 187,956,722.25 × 187,956,722.25
  4. Step 4: Simplify right side
    87,927,995.25x = 35,327,729,438,963,644
  5. Step 5: Solve for x
    x = 35,327,729,438,963,644/87,927,995.25
  6. Step 6: Final answer
    x = 401,780,221.86

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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.