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Finding the Fourth Proportional to 492.47, 739.03 and 184.33

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Solution

The fourth proportional to 492.47, 739.03 and 184.33 is: 276.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.47 : 739.03 = 184.33 : x
  2. Step 2: Convert to fraction form
    492.47/739.03 = 184.33/x
  3. Step 3: Cross multiply
    492.47x = 739.03 × 184.33
  4. Step 4: Simplify right side
    492.47x = 136,223.78
  5. Step 5: Solve for x
    x = 136,223.78/492.47
  6. Step 6: Final answer
    x = 276.61

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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.