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Finding the Third Proportional to 103,673,626 and 222,732,658

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Solution

The third proportional to 103,673,626 and 222,732,658 is: 478,519,357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673,626 : 222,732,658 = 222,732,658 : x
  2. Step 2: Convert to fraction form
    103,673,626/222,732,658 = 222,732,658/x
  3. Step 3: Cross multiply
    103,673,626x = 222,732,658 × 222,732,658
  4. Step 4: Simplify right side
    103,673,626x = 49,609,836,939,744,960
  5. Step 5: Solve for x
    x = 49,609,836,939,744,960/103,673,626
  6. Step 6: Final answer
    x = 478,519,357.85

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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.