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Finding the Fourth Proportional to 298.38, 446.99 and 236.33

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Solution

The fourth proportional to 298.38, 446.99 and 236.33 is: 354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.38 : 446.99 = 236.33 : x
  2. Step 2: Convert to fraction form
    298.38/446.99 = 236.33/x
  3. Step 3: Cross multiply
    298.38x = 446.99 × 236.33
  4. Step 4: Simplify right side
    298.38x = 105,637.08
  5. Step 5: Solve for x
    x = 105,637.08/298.38
  6. Step 6: Final answer
    x = 354.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.