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Finding the Fourth Proportional to 533.46, 799.88 and 168.10

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Solution

The fourth proportional to 533.46, 799.88 and 168.10 is: 252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.46 : 799.88 = 168.10 : x
  2. Step 2: Convert to fraction form
    533.46/799.88 = 168.10/x
  3. Step 3: Cross multiply
    533.46x = 799.88 × 168.10
  4. Step 4: Simplify right side
    533.46x = 134,459.83
  5. Step 5: Solve for x
    x = 134,459.83/533.46
  6. Step 6: Final answer
    x = 252.05

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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.