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Finding the Fourth Proportional to 493.76, 739.94 and 362.73

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Solution

The fourth proportional to 493.76, 739.94 and 362.73 is: 543.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.76 : 739.94 = 362.73 : x
  2. Step 2: Convert to fraction form
    493.76/739.94 = 362.73/x
  3. Step 3: Cross multiply
    493.76x = 739.94 × 362.73
  4. Step 4: Simplify right side
    493.76x = 268,400.08
  5. Step 5: Solve for x
    x = 268,400.08/493.76
  6. Step 6: Final answer
    x = 543.58

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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.