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Finding the Fourth Proportional to 339.04, 464.82 and 332.88

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Solution

The fourth proportional to 339.04, 464.82 and 332.88 is: 456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    339.04 : 464.82 = 332.88 : x
  2. Step 2: Convert to fraction form
    339.04/464.82 = 332.88/x
  3. Step 3: Cross multiply
    339.04x = 464.82 × 332.88
  4. Step 4: Simplify right side
    339.04x = 154,729.28
  5. Step 5: Solve for x
    x = 154,729.28/339.04
  6. Step 6: Final answer
    x = 456.37

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.