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Finding the Third Proportional to 763,339 and 1,036,691

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Solution

The third proportional to 763,339 and 1,036,691 is: 1,407,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,339 : 1,036,691 = 1,036,691 : x
  2. Step 2: Convert to fraction form
    763,339/1,036,691 = 1,036,691/x
  3. Step 3: Cross multiply
    763,339x = 1,036,691 × 1,036,691
  4. Step 4: Simplify right side
    763,339x = 1,074,728,229,481
  5. Step 5: Solve for x
    x = 1,074,728,229,481/763,339
  6. Step 6: Final answer
    x = 1,407,930.46

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.