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Finding the Third Proportional to 723,734 and 1,543,651

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Solution

The third proportional to 723,734 and 1,543,651 is: 3,292,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,734 : 1,543,651 = 1,543,651 : x
  2. Step 2: Convert to fraction form
    723,734/1,543,651 = 1,543,651/x
  3. Step 3: Cross multiply
    723,734x = 1,543,651 × 1,543,651
  4. Step 4: Simplify right side
    723,734x = 2,382,858,409,801
  5. Step 5: Solve for x
    x = 2,382,858,409,801/723,734
  6. Step 6: Final answer
    x = 3,292,450.55

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.