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Finding the Fourth Proportional to 467,625.64, 701,542.38 and 218,171.56

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Solution

The fourth proportional to 467,625.64, 701,542.38 and 218,171.56 is: 327,305.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,625.64 : 701,542.38 = 218,171.56 : x
  2. Step 2: Convert to fraction form
    467,625.64/701,542.38 = 218,171.56/x
  3. Step 3: Cross multiply
    467,625.64x = 701,542.38 × 218,171.56
  4. Step 4: Simplify right side
    467,625.64x = 153,056,595,450.71
  5. Step 5: Solve for x
    x = 153,056,595,450.71/467,625.64
  6. Step 6: Final answer
    x = 327,305.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.