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Finding the Third Proportional to 20,512,516 and 43,770,824

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Solution

The third proportional to 20,512,516 and 43,770,824 is: 93,400,781.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,512,516 : 43,770,824 = 43,770,824 : x
  2. Step 2: Convert to fraction form
    20,512,516/43,770,824 = 43,770,824/x
  3. Step 3: Cross multiply
    20,512,516x = 43,770,824 × 43,770,824
  4. Step 4: Simplify right side
    20,512,516x = 1,915,885,033,638,976
  5. Step 5: Solve for x
    x = 1,915,885,033,638,976/20,512,516
  6. Step 6: Final answer
    x = 93,400,781.92

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.