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Finding the Fourth Proportional to 533.96, 801.04 and 168.75

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Solution

The fourth proportional to 533.96, 801.04 and 168.75 is: 253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.96 : 801.04 = 168.75 : x
  2. Step 2: Convert to fraction form
    533.96/801.04 = 168.75/x
  3. Step 3: Cross multiply
    533.96x = 801.04 × 168.75
  4. Step 4: Simplify right side
    533.96x = 135,175.50
  5. Step 5: Solve for x
    x = 135,175.50/533.96
  6. Step 6: Final answer
    x = 253.16

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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.