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Finding the Third Proportional to 4,450,286 and 9,136,493

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Solution

The third proportional to 4,450,286 and 9,136,493 is: 18,757,334.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450,286 : 9,136,493 = 9,136,493 : x
  2. Step 2: Convert to fraction form
    4,450,286/9,136,493 = 9,136,493/x
  3. Step 3: Cross multiply
    4,450,286x = 9,136,493 × 9,136,493
  4. Step 4: Simplify right side
    4,450,286x = 83,475,504,339,049
  5. Step 5: Solve for x
    x = 83,475,504,339,049/4,450,286
  6. Step 6: Final answer
    x = 18,757,334.77

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.