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Finding the Fourth Proportional to 333.91, 500.91 and 179.63

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Solution

The fourth proportional to 333.91, 500.91 and 179.63 is: 269.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.91 : 500.91 = 179.63 : x
  2. Step 2: Convert to fraction form
    333.91/500.91 = 179.63/x
  3. Step 3: Cross multiply
    333.91x = 500.91 × 179.63
  4. Step 4: Simplify right side
    333.91x = 89,978.46
  5. Step 5: Solve for x
    x = 89,978.46/333.91
  6. Step 6: Final answer
    x = 269.47

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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.