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Finding the Fourth Proportional to 333.27, 499.97 and 159.82

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Solution

The fourth proportional to 333.27, 499.97 and 159.82 is: 239.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.27 : 499.97 = 159.82 : x
  2. Step 2: Convert to fraction form
    333.27/499.97 = 159.82/x
  3. Step 3: Cross multiply
    333.27x = 499.97 × 159.82
  4. Step 4: Simplify right side
    333.27x = 79,904.81
  5. Step 5: Solve for x
    x = 79,904.81/333.27
  6. Step 6: Final answer
    x = 239.76

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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.