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Finding the Third Proportional to 37,040,406 and 79,769,918

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Solution

The third proportional to 37,040,406 and 79,769,918 is: 171,791,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040,406 : 79,769,918 = 79,769,918 : x
  2. Step 2: Convert to fraction form
    37,040,406/79,769,918 = 79,769,918/x
  3. Step 3: Cross multiply
    37,040,406x = 79,769,918 × 79,769,918
  4. Step 4: Simplify right side
    37,040,406x = 6,363,239,817,726,724
  5. Step 5: Solve for x
    x = 6,363,239,817,726,724/37,040,406
  6. Step 6: Final answer
    x = 171,791,848.55

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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.