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Finding the Fourth Proportional to 967.39, 1,451.05 and 236.96

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Solution

The fourth proportional to 967.39, 1,451.05 and 236.96 is: 355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.39 : 1,451.05 = 236.96 : x
  2. Step 2: Convert to fraction form
    967.39/1,451.05 = 236.96/x
  3. Step 3: Cross multiply
    967.39x = 1,451.05 × 236.96
  4. Step 4: Simplify right side
    967.39x = 343,840.81
  5. Step 5: Solve for x
    x = 343,840.81/967.39
  6. Step 6: Final answer
    x = 355.43

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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.