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Finding the Third Proportional to 181,164.38 and 393,545.25

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Solution

The third proportional to 181,164.38 and 393,545.25 is: 854,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,164.38 : 393,545.25 = 393,545.25 : x
  2. Step 2: Convert to fraction form
    181,164.38/393,545.25 = 393,545.25/x
  3. Step 3: Cross multiply
    181,164.38x = 393,545.25 × 393,545.25
  4. Step 4: Simplify right side
    181,164.38x = 154,877,863,797.56
  5. Step 5: Solve for x
    x = 154,877,863,797.56/181,164.38
  6. Step 6: Final answer
    x = 854,902.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.