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Finding the Fourth Proportional to 481.84, 722.60 and 173.73

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Solution

The fourth proportional to 481.84, 722.60 and 173.73 is: 260.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.84 : 722.60 = 173.73 : x
  2. Step 2: Convert to fraction form
    481.84/722.60 = 173.73/x
  3. Step 3: Cross multiply
    481.84x = 722.60 × 173.73
  4. Step 4: Simplify right side
    481.84x = 125,537.30
  5. Step 5: Solve for x
    x = 125,537.30/481.84
  6. Step 6: Final answer
    x = 260.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.