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Finding the Third Proportional to 1,270,555 and 2,793,019

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Solution

The third proportional to 1,270,555 and 2,793,019 is: 6,139,801.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,555 : 2,793,019 = 2,793,019 : x
  2. Step 2: Convert to fraction form
    1,270,555/2,793,019 = 2,793,019/x
  3. Step 3: Cross multiply
    1,270,555x = 2,793,019 × 2,793,019
  4. Step 4: Simplify right side
    1,270,555x = 7,800,955,134,361
  5. Step 5: Solve for x
    x = 7,800,955,134,361/1,270,555
  6. Step 6: Final answer
    x = 6,139,801.22

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.