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Finding the Third Proportional to 3,174,612 and 4,790,542

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Solution

The third proportional to 3,174,612 and 4,790,542 is: 7,229,007.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,612 : 4,790,542 = 4,790,542 : x
  2. Step 2: Convert to fraction form
    3,174,612/4,790,542 = 4,790,542/x
  3. Step 3: Cross multiply
    3,174,612x = 4,790,542 × 4,790,542
  4. Step 4: Simplify right side
    3,174,612x = 22,949,292,653,764
  5. Step 5: Solve for x
    x = 22,949,292,653,764/3,174,612
  6. Step 6: Final answer
    x = 7,229,007.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.