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Finding the Third Proportional to 2,738,577 and 4,257,209

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Solution

The third proportional to 2,738,577 and 4,257,209 is: 6,617,972.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,577 : 4,257,209 = 4,257,209 : x
  2. Step 2: Convert to fraction form
    2,738,577/4,257,209 = 4,257,209/x
  3. Step 3: Cross multiply
    2,738,577x = 4,257,209 × 4,257,209
  4. Step 4: Simplify right side
    2,738,577x = 18,123,828,469,681
  5. Step 5: Solve for x
    x = 18,123,828,469,681/2,738,577
  6. Step 6: Final answer
    x = 6,617,972.94

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.