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Finding the Fourth Proportional to 533.97, 801 and 168.63

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Solution

The fourth proportional to 533.97, 801 and 168.63 is: 252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.97 : 801 = 168.63 : x
  2. Step 2: Convert to fraction form
    533.97/801 = 168.63/x
  3. Step 3: Cross multiply
    533.97x = 801 × 168.63
  4. Step 4: Simplify right side
    533.97x = 135,072.63
  5. Step 5: Solve for x
    x = 135,072.63/533.97
  6. Step 6: Final answer
    x = 252.96

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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.