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Finding the Fourth Proportional to 333.59, 500.28 and 196.59

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Solution

The fourth proportional to 333.59, 500.28 and 196.59 is: 294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.59 : 500.28 = 196.59 : x
  2. Step 2: Convert to fraction form
    333.59/500.28 = 196.59/x
  3. Step 3: Cross multiply
    333.59x = 500.28 × 196.59
  4. Step 4: Simplify right side
    333.59x = 98,351.18
  5. Step 5: Solve for x
    x = 98,351.18/333.59
  6. Step 6: Final answer
    x = 294.83

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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.