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Finding the Fourth Proportional to 348.98, 481.59 and 193.73

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Solution

The fourth proportional to 348.98, 481.59 and 193.73 is: 267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.98 : 481.59 = 193.73 : x
  2. Step 2: Convert to fraction form
    348.98/481.59 = 193.73/x
  3. Step 3: Cross multiply
    348.98x = 481.59 × 193.73
  4. Step 4: Simplify right side
    348.98x = 93,295.05
  5. Step 5: Solve for x
    x = 93,295.05/348.98
  6. Step 6: Final answer
    x = 267.34

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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.