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Finding the Fourth Proportional to 376.18, 519.44 and 236.52

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Solution

The fourth proportional to 376.18, 519.44 and 236.52 is: 326.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.18 : 519.44 = 236.52 : x
  2. Step 2: Convert to fraction form
    376.18/519.44 = 236.52/x
  3. Step 3: Cross multiply
    376.18x = 519.44 × 236.52
  4. Step 4: Simplify right side
    376.18x = 122,856.77
  5. Step 5: Solve for x
    x = 122,856.77/376.18
  6. Step 6: Final answer
    x = 326.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.