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Finding the Third Proportional to 3,593,722.78 and 7,793,791.31

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Solution

The third proportional to 3,593,722.78 and 7,793,791.31 is: 16,902,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593,722.78 : 7,793,791.31 = 7,793,791.31 : x
  2. Step 2: Convert to fraction form
    3,593,722.78/7,793,791.31 = 7,793,791.31/x
  3. Step 3: Cross multiply
    3,593,722.78x = 7,793,791.31 × 7,793,791.31
  4. Step 4: Simplify right side
    3,593,722.78x = 60,743,183,022,800.47
  5. Step 5: Solve for x
    x = 60,743,183,022,800.47/3,593,722.78
  6. Step 6: Final answer
    x = 16,902,578.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.