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Finding the Fourth Proportional to 394,472.70, 544,371.03 and 224,735.58

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Solution

The fourth proportional to 394,472.70, 544,371.03 and 224,735.58 is: 310,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,472.70 : 544,371.03 = 224,735.58 : x
  2. Step 2: Convert to fraction form
    394,472.70/544,371.03 = 224,735.58/x
  3. Step 3: Cross multiply
    394,472.70x = 544,371.03 × 224,735.58
  4. Step 4: Simplify right side
    394,472.70x = 122,339,539,162.25
  5. Step 5: Solve for x
    x = 122,339,539,162.25/394,472.70
  6. Step 6: Final answer
    x = 310,134.36

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