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Finding the Fourth Proportional to 527.52, 790.88 and 234.92

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Solution

The fourth proportional to 527.52, 790.88 and 234.92 is: 352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.52 : 790.88 = 234.92 : x
  2. Step 2: Convert to fraction form
    527.52/790.88 = 234.92/x
  3. Step 3: Cross multiply
    527.52x = 790.88 × 234.92
  4. Step 4: Simplify right side
    527.52x = 185,793.53
  5. Step 5: Solve for x
    x = 185,793.53/527.52
  6. Step 6: Final answer
    x = 352.20

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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.