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Finding the Fourth Proportional to 422,363.75, 582,903.77 and 241,102.91

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Solution

The fourth proportional to 422,363.75, 582,903.77 and 241,102.91 is: 332,745.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,363.75 : 582,903.77 = 241,102.91 : x
  2. Step 2: Convert to fraction form
    422,363.75/582,903.77 = 241,102.91/x
  3. Step 3: Cross multiply
    422,363.75x = 582,903.77 × 241,102.91
  4. Step 4: Simplify right side
    422,363.75x = 140,539,795,448.72
  5. Step 5: Solve for x
    x = 140,539,795,448.72/422,363.75
  6. Step 6: Final answer
    x = 332,745.88

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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.