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Finding the Fourth Proportional to 533.95, 801.03 and 168.73

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Solution

The fourth proportional to 533.95, 801.03 and 168.73 is: 253.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.95 : 801.03 = 168.73 : x
  2. Step 2: Convert to fraction form
    533.95/801.03 = 168.73/x
  3. Step 3: Cross multiply
    533.95x = 801.03 × 168.73
  4. Step 4: Simplify right side
    533.95x = 135,153.79
  5. Step 5: Solve for x
    x = 135,153.79/533.95
  6. Step 6: Final answer
    x = 253.12

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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.