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Finding the Third Proportional to 7,489,712.25 and 16,136,418.38

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Solution

The third proportional to 7,489,712.25 and 16,136,418.38 is: 34,765,554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489,712.25 : 16,136,418.38 = 16,136,418.38 : x
  2. Step 2: Convert to fraction form
    7,489,712.25/16,136,418.38 = 16,136,418.38/x
  3. Step 3: Cross multiply
    7,489,712.25x = 16,136,418.38 × 16,136,418.38
  4. Step 4: Simplify right side
    7,489,712.25x = 260,383,997,973,037.62
  5. Step 5: Solve for x
    x = 260,383,997,973,037.62/7,489,712.25
  6. Step 6: Final answer
    x = 34,765,554.31

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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.