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Finding the Fourth Proportional to 451,092.05, 622,507.01 and 247,150.70

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Solution

The fourth proportional to 451,092.05, 622,507.01 and 247,150.70 is: 341,067.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,092.05 : 622,507.01 = 247,150.70 : x
  2. Step 2: Convert to fraction form
    451,092.05/622,507.01 = 247,150.70/x
  3. Step 3: Cross multiply
    451,092.05x = 622,507.01 × 247,150.70
  4. Step 4: Simplify right side
    451,092.05x = 153,853,043,276.41
  5. Step 5: Solve for x
    x = 153,853,043,276.41/451,092.05
  6. Step 6: Final answer
    x = 341,067.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.