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Finding the Third Proportional to 751,934 and 1,623,721

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Solution

The third proportional to 751,934 and 1,623,721 is: 3,506,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,934 : 1,623,721 = 1,623,721 : x
  2. Step 2: Convert to fraction form
    751,934/1,623,721 = 1,623,721/x
  3. Step 3: Cross multiply
    751,934x = 1,623,721 × 1,623,721
  4. Step 4: Simplify right side
    751,934x = 2,636,469,885,841
  5. Step 5: Solve for x
    x = 2,636,469,885,841/751,934
  6. Step 6: Final answer
    x = 3,506,251.73

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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.