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Finding the Third Proportional to 7,202,839 and 10,987,197

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Solution

The third proportional to 7,202,839 and 10,987,197 is: 16,759,849.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202,839 : 10,987,197 = 10,987,197 : x
  2. Step 2: Convert to fraction form
    7,202,839/10,987,197 = 10,987,197/x
  3. Step 3: Cross multiply
    7,202,839x = 10,987,197 × 10,987,197
  4. Step 4: Simplify right side
    7,202,839x = 120,718,497,916,809
  5. Step 5: Solve for x
    x = 120,718,497,916,809/7,202,839
  6. Step 6: Final answer
    x = 16,759,849.54

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.