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Finding the Fourth Proportional to 332.24, 459.24 and 254.96

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Solution

The fourth proportional to 332.24, 459.24 and 254.96 is: 352.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.24 : 459.24 = 254.96 : x
  2. Step 2: Convert to fraction form
    332.24/459.24 = 254.96/x
  3. Step 3: Cross multiply
    332.24x = 459.24 × 254.96
  4. Step 4: Simplify right side
    332.24x = 117,087.83
  5. Step 5: Solve for x
    x = 117,087.83/332.24
  6. Step 6: Final answer
    x = 352.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.