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Finding the Third Proportional to 171,940,957.88 and 377,660,414.25

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Solution

The third proportional to 171,940,957.88 and 377,660,414.25 is: 829,513,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,940,957.88 : 377,660,414.25 = 377,660,414.25 : x
  2. Step 2: Convert to fraction form
    171,940,957.88/377,660,414.25 = 377,660,414.25/x
  3. Step 3: Cross multiply
    171,940,957.88x = 377,660,414.25 × 377,660,414.25
  4. Step 4: Simplify right side
    171,940,957.88x = 142,627,388,491,481,600
  5. Step 5: Solve for x
    x = 142,627,388,491,481,600/171,940,957.88
  6. Step 6: Final answer
    x = 829,513,748.52

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.