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Finding the Third Proportional to 18,599,474 and 39,411,544

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Solution

The third proportional to 18,599,474 and 39,411,544 is: 83,511,490.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599,474 : 39,411,544 = 39,411,544 : x
  2. Step 2: Convert to fraction form
    18,599,474/39,411,544 = 39,411,544/x
  3. Step 3: Cross multiply
    18,599,474x = 39,411,544 × 39,411,544
  4. Step 4: Simplify right side
    18,599,474x = 1,553,269,800,463,936
  5. Step 5: Solve for x
    x = 1,553,269,800,463,936/18,599,474
  6. Step 6: Final answer
    x = 83,511,490.73

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.