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Finding the Fourth Proportional to 376.44, 519.33 and 236.46

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Solution

The fourth proportional to 376.44, 519.33 and 236.46 is: 326.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.44 : 519.33 = 236.46 : x
  2. Step 2: Convert to fraction form
    376.44/519.33 = 236.46/x
  3. Step 3: Cross multiply
    376.44x = 519.33 × 236.46
  4. Step 4: Simplify right side
    376.44x = 122,800.77
  5. Step 5: Solve for x
    x = 122,800.77/376.44
  6. Step 6: Final answer
    x = 326.22

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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.