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Finding the Third Proportional to 374,910 and 808,872

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Solution

The third proportional to 374,910 and 808,872 is: 1,745,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,910 : 808,872 = 808,872 : x
  2. Step 2: Convert to fraction form
    374,910/808,872 = 808,872/x
  3. Step 3: Cross multiply
    374,910x = 808,872 × 808,872
  4. Step 4: Simplify right side
    374,910x = 654,273,912,384
  5. Step 5: Solve for x
    x = 654,273,912,384/374,910
  6. Step 6: Final answer
    x = 1,745,149.27

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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.