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Finding the Fourth Proportional to 533.12, 795.18 and 516.92

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Solution

The fourth proportional to 533.12, 795.18 and 516.92 is: 771.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.12 : 795.18 = 516.92 : x
  2. Step 2: Convert to fraction form
    533.12/795.18 = 516.92/x
  3. Step 3: Cross multiply
    533.12x = 795.18 × 516.92
  4. Step 4: Simplify right side
    533.12x = 411,044.45
  5. Step 5: Solve for x
    x = 411,044.45/533.12
  6. Step 6: Final answer
    x = 771.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.