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Finding the Third Proportional to 3,651,669 and 7,880,694

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Solution

The third proportional to 3,651,669 and 7,880,694 is: 17,007,384.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651,669 : 7,880,694 = 7,880,694 : x
  2. Step 2: Convert to fraction form
    3,651,669/7,880,694 = 7,880,694/x
  3. Step 3: Cross multiply
    3,651,669x = 7,880,694 × 7,880,694
  4. Step 4: Simplify right side
    3,651,669x = 62,105,337,921,636
  5. Step 5: Solve for x
    x = 62,105,337,921,636/3,651,669
  6. Step 6: Final answer
    x = 17,007,384.27

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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.