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Finding the Fourth Proportional to 336.39, 504.59 and 119.97

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Solution

The fourth proportional to 336.39, 504.59 and 119.97 is: 179.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.39 : 504.59 = 119.97 : x
  2. Step 2: Convert to fraction form
    336.39/504.59 = 119.97/x
  3. Step 3: Cross multiply
    336.39x = 504.59 × 119.97
  4. Step 4: Simplify right side
    336.39x = 60,535.66
  5. Step 5: Solve for x
    x = 60,535.66/336.39
  6. Step 6: Final answer
    x = 179.96

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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.