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Finding the Fourth Proportional to 527.92, 794.80 and 482.56

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Solution

The fourth proportional to 527.92, 794.80 and 482.56 is: 726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.92 : 794.80 = 482.56 : x
  2. Step 2: Convert to fraction form
    527.92/794.80 = 482.56/x
  3. Step 3: Cross multiply
    527.92x = 794.80 × 482.56
  4. Step 4: Simplify right side
    527.92x = 383,538.69
  5. Step 5: Solve for x
    x = 383,538.69/527.92
  6. Step 6: Final answer
    x = 726.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.