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Finding the Third Proportional to 1,629,315 and 2,278,962

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Solution

The third proportional to 1,629,315 and 2,278,962 is: 3,187,638.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,315 : 2,278,962 = 2,278,962 : x
  2. Step 2: Convert to fraction form
    1,629,315/2,278,962 = 2,278,962/x
  3. Step 3: Cross multiply
    1,629,315x = 2,278,962 × 2,278,962
  4. Step 4: Simplify right side
    1,629,315x = 5,193,667,797,444
  5. Step 5: Solve for x
    x = 5,193,667,797,444/1,629,315
  6. Step 6: Final answer
    x = 3,187,638.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.