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Finding the Fourth Proportional to 533.73, 800.70 and 168.54

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Solution

The fourth proportional to 533.73, 800.70 and 168.54 is: 252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.73 : 800.70 = 168.54 : x
  2. Step 2: Convert to fraction form
    533.73/800.70 = 168.54/x
  3. Step 3: Cross multiply
    533.73x = 800.70 × 168.54
  4. Step 4: Simplify right side
    533.73x = 134,953.28
  5. Step 5: Solve for x
    x = 134,953.28/533.73
  6. Step 6: Final answer
    x = 252.85

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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.