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Finding the Fourth Proportional to 323.89, 446.98 and 236.41

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Solution

The fourth proportional to 323.89, 446.98 and 236.41 is: 326.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.89 : 446.98 = 236.41 : x
  2. Step 2: Convert to fraction form
    323.89/446.98 = 236.41/x
  3. Step 3: Cross multiply
    323.89x = 446.98 × 236.41
  4. Step 4: Simplify right side
    323.89x = 105,670.54
  5. Step 5: Solve for x
    x = 105,670.54/323.89
  6. Step 6: Final answer
    x = 326.25

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