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Finding the Third Proportional to 3,807,940.50 and 8,242,857

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Solution

The third proportional to 3,807,940.50 and 8,242,857 is: 17,842,897.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807,940.50 : 8,242,857 = 8,242,857 : x
  2. Step 2: Convert to fraction form
    3,807,940.50/8,242,857 = 8,242,857/x
  3. Step 3: Cross multiply
    3,807,940.50x = 8,242,857 × 8,242,857
  4. Step 4: Simplify right side
    3,807,940.50x = 67,944,691,522,449
  5. Step 5: Solve for x
    x = 67,944,691,522,449/3,807,940.50
  6. Step 6: Final answer
    x = 17,842,897.37

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.