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Finding the Third Proportional to 4,420,880 and 6,647,732

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Solution

The third proportional to 4,420,880 and 6,647,732 is: 9,996,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,880 : 6,647,732 = 6,647,732 : x
  2. Step 2: Convert to fraction form
    4,420,880/6,647,732 = 6,647,732/x
  3. Step 3: Cross multiply
    4,420,880x = 6,647,732 × 6,647,732
  4. Step 4: Simplify right side
    4,420,880x = 44,192,340,743,824
  5. Step 5: Solve for x
    x = 44,192,340,743,824/4,420,880
  6. Step 6: Final answer
    x = 9,996,276.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.