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Finding the Fourth Proportional to 394,264.60, 543,913.48 and 241,309.60

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Solution

The fourth proportional to 394,264.60, 543,913.48 and 241,309.60 is: 332,902.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,264.60 : 543,913.48 = 241,309.60 : x
  2. Step 2: Convert to fraction form
    394,264.60/543,913.48 = 241,309.60/x
  3. Step 3: Cross multiply
    394,264.60x = 543,913.48 × 241,309.60
  4. Step 4: Simplify right side
    394,264.60x = 131,251,544,293.41
  5. Step 5: Solve for x
    x = 131,251,544,293.41/394,264.60
  6. Step 6: Final answer
    x = 332,902.18

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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.