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Finding the Fourth Proportional to 330.58, 496.26 and 232.67

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Solution

The fourth proportional to 330.58, 496.26 and 232.67 is: 349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    330.58 : 496.26 = 232.67 : x
  2. Step 2: Convert to fraction form
    330.58/496.26 = 232.67/x
  3. Step 3: Cross multiply
    330.58x = 496.26 × 232.67
  4. Step 4: Simplify right side
    330.58x = 115,464.81
  5. Step 5: Solve for x
    x = 115,464.81/330.58
  6. Step 6: Final answer
    x = 349.28

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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.