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Finding the Third Proportional to 207,228,976 and 453,393,384

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Solution

The third proportional to 207,228,976 and 453,393,384 is: 991,973,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,228,976 : 453,393,384 = 453,393,384 : x
  2. Step 2: Convert to fraction form
    207,228,976/453,393,384 = 453,393,384/x
  3. Step 3: Cross multiply
    207,228,976x = 453,393,384 × 453,393,384
  4. Step 4: Simplify right side
    207,228,976x = 205,565,560,654,971,456
  5. Step 5: Solve for x
    x = 205,565,560,654,971,456/207,228,976
  6. Step 6: Final answer
    x = 991,973,056.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.