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Finding the Third Proportional to 681,687,767 and 1,472,337,328

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Solution

The third proportional to 681,687,767 and 1,472,337,328 is: 3,180,014,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,687,767 : 1,472,337,328 = 1,472,337,328 : x
  2. Step 2: Convert to fraction form
    681,687,767/1,472,337,328 = 1,472,337,328/x
  3. Step 3: Cross multiply
    681,687,767x = 1,472,337,328 × 1,472,337,328
  4. Step 4: Simplify right side
    681,687,767x = 2,167,777,207,422,179,584
  5. Step 5: Solve for x
    x = 2,167,777,207,422,179,584/681,687,767
  6. Step 6: Final answer
    x = 3,180,014,828.43

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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.