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Finding the Third Proportional to 174,747,988 and 271,329,555

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Solution

The third proportional to 174,747,988 and 271,329,555 is: 421,290,844.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,747,988 : 271,329,555 = 271,329,555 : x
  2. Step 2: Convert to fraction form
    174,747,988/271,329,555 = 271,329,555/x
  3. Step 3: Cross multiply
    174,747,988x = 271,329,555 × 271,329,555
  4. Step 4: Simplify right side
    174,747,988x = 73,619,727,416,498,032
  5. Step 5: Solve for x
    x = 73,619,727,416,498,032/174,747,988
  6. Step 6: Final answer
    x = 421,290,844.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.