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Finding the Third Proportional to 1,242,503 and 2,717,637

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Solution

The third proportional to 1,242,503 and 2,717,637 is: 5,944,090.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,503 : 2,717,637 = 2,717,637 : x
  2. Step 2: Convert to fraction form
    1,242,503/2,717,637 = 2,717,637/x
  3. Step 3: Cross multiply
    1,242,503x = 2,717,637 × 2,717,637
  4. Step 4: Simplify right side
    1,242,503x = 7,385,550,863,769
  5. Step 5: Solve for x
    x = 7,385,550,863,769/1,242,503
  6. Step 6: Final answer
    x = 5,944,090.97

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.