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Finding the Fourth Proportional to 493, 739.02 and 184.60

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Solution

The fourth proportional to 493, 739.02 and 184.60 is: 276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    493 : 739.02 = 184.60 : x
  2. Step 2: Convert to fraction form
    493/739.02 = 184.60/x
  3. Step 3: Cross multiply
    493x = 739.02 × 184.60
  4. Step 4: Simplify right side
    493x = 136,423.09
  5. Step 5: Solve for x
    x = 136,423.09/493
  6. Step 6: Final answer
    x = 276.72

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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.