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Finding the Third Proportional to 4,250,668 and 9,131,110

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Solution

The third proportional to 4,250,668 and 9,131,110 is: 19,615,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250,668 : 9,131,110 = 9,131,110 : x
  2. Step 2: Convert to fraction form
    4,250,668/9,131,110 = 9,131,110/x
  3. Step 3: Cross multiply
    4,250,668x = 9,131,110 × 9,131,110
  4. Step 4: Simplify right side
    4,250,668x = 83,377,169,832,100
  5. Step 5: Solve for x
    x = 83,377,169,832,100/4,250,668
  6. Step 6: Final answer
    x = 19,615,074.58

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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.