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Finding the Third Proportional to 18,504,578 and 40,098,244

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Solution

The third proportional to 18,504,578 and 40,098,244 is: 86,890,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,578 : 40,098,244 = 40,098,244 : x
  2. Step 2: Convert to fraction form
    18,504,578/40,098,244 = 40,098,244/x
  3. Step 3: Cross multiply
    18,504,578x = 40,098,244 × 40,098,244
  4. Step 4: Simplify right side
    18,504,578x = 1,607,869,171,883,536
  5. Step 5: Solve for x
    x = 1,607,869,171,883,536/18,504,578
  6. Step 6: Final answer
    x = 86,890,345.29

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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.