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Finding the Third Proportional to 861,926 and 1,304,873

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Solution

The third proportional to 861,926 and 1,304,873 is: 1,975,452.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,926 : 1,304,873 = 1,304,873 : x
  2. Step 2: Convert to fraction form
    861,926/1,304,873 = 1,304,873/x
  3. Step 3: Cross multiply
    861,926x = 1,304,873 × 1,304,873
  4. Step 4: Simplify right side
    861,926x = 1,702,693,546,129
  5. Step 5: Solve for x
    x = 1,702,693,546,129/861,926
  6. Step 6: Final answer
    x = 1,975,452.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.