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Finding the Fourth Proportional to 333.82, 500.07 and 196.53

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Solution

The fourth proportional to 333.82, 500.07 and 196.53 is: 294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.82 : 500.07 = 196.53 : x
  2. Step 2: Convert to fraction form
    333.82/500.07 = 196.53/x
  3. Step 3: Cross multiply
    333.82x = 500.07 × 196.53
  4. Step 4: Simplify right side
    333.82x = 98,277.62
  5. Step 5: Solve for x
    x = 98,277.62/333.82
  6. Step 6: Final answer
    x = 294.40

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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.