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Finding the Fourth Proportional to 531.32, 796.79 and 184.57

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Solution

The fourth proportional to 531.32, 796.79 and 184.57 is: 276.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.32 : 796.79 = 184.57 : x
  2. Step 2: Convert to fraction form
    531.32/796.79 = 184.57/x
  3. Step 3: Cross multiply
    531.32x = 796.79 × 184.57
  4. Step 4: Simplify right side
    531.32x = 147,063.53
  5. Step 5: Solve for x
    x = 147,063.53/531.32
  6. Step 6: Final answer
    x = 276.79

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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.