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Finding the Fourth Proportional to 394,849.44, 544,876.56 and 241,863.84

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Solution

The fourth proportional to 394,849.44, 544,876.56 and 241,863.84 is: 333,762.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,849.44 : 544,876.56 = 241,863.84 : x
  2. Step 2: Convert to fraction form
    394,849.44/544,876.56 = 241,863.84/x
  3. Step 3: Cross multiply
    394,849.44x = 544,876.56 × 241,863.84
  4. Step 4: Simplify right side
    394,849.44x = 131,785,937,127.59
  5. Step 5: Solve for x
    x = 131,785,937,127.59/394,849.44
  6. Step 6: Final answer
    x = 333,762.50

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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.