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Finding the Fourth Proportional to 322.38, 483.24 and 175.98

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Solution

The fourth proportional to 322.38, 483.24 and 175.98 is: 263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.38 : 483.24 = 175.98 : x
  2. Step 2: Convert to fraction form
    322.38/483.24 = 175.98/x
  3. Step 3: Cross multiply
    322.38x = 483.24 × 175.98
  4. Step 4: Simplify right side
    322.38x = 85,040.58
  5. Step 5: Solve for x
    x = 85,040.58/322.38
  6. Step 6: Final answer
    x = 263.79

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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.