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Finding the Fourth Proportional to 297.52, 446.36 and 268.96

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Solution

The fourth proportional to 297.52, 446.36 and 268.96 is: 403.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.52 : 446.36 = 268.96 : x
  2. Step 2: Convert to fraction form
    297.52/446.36 = 268.96/x
  3. Step 3: Cross multiply
    297.52x = 446.36 × 268.96
  4. Step 4: Simplify right side
    297.52x = 120,052.99
  5. Step 5: Solve for x
    x = 120,052.99/297.52
  6. Step 6: Final answer
    x = 403.51

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Why These Related Problems?

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