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Finding the Third Proportional to 247,866,789.45 and 374,988,090.41

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Solution

The third proportional to 247,866,789.45 and 374,988,090.41 is: 567,304,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,866,789.45 : 374,988,090.41 = 374,988,090.41 : x
  2. Step 2: Convert to fraction form
    247,866,789.45/374,988,090.41 = 374,988,090.41/x
  3. Step 3: Cross multiply
    247,866,789.45x = 374,988,090.41 × 374,988,090.41
  4. Step 4: Simplify right side
    247,866,789.45x = 140,616,067,949,450,832
  5. Step 5: Solve for x
    x = 140,616,067,949,450,832/247,866,789.45
  6. Step 6: Final answer
    x = 567,304,995.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.