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Finding the Third Proportional to 1,270,179 and 2,739,780

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Solution

The third proportional to 1,270,179 and 2,739,780 is: 5,909,713.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,179 : 2,739,780 = 2,739,780 : x
  2. Step 2: Convert to fraction form
    1,270,179/2,739,780 = 2,739,780/x
  3. Step 3: Cross multiply
    1,270,179x = 2,739,780 × 2,739,780
  4. Step 4: Simplify right side
    1,270,179x = 7,506,394,448,400
  5. Step 5: Solve for x
    x = 7,506,394,448,400/1,270,179
  6. Step 6: Final answer
    x = 5,909,713.87

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.