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Finding the Fourth Proportional to 533.63, 800.43 and 168.37

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Solution

The fourth proportional to 533.63, 800.43 and 168.37 is: 252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.63 : 800.43 = 168.37 : x
  2. Step 2: Convert to fraction form
    533.63/800.43 = 168.37/x
  3. Step 3: Cross multiply
    533.63x = 800.43 × 168.37
  4. Step 4: Simplify right side
    533.63x = 134,768.40
  5. Step 5: Solve for x
    x = 134,768.40/533.63
  6. Step 6: Final answer
    x = 252.55

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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.