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Finding the Fourth Proportional to 297.36, 446.04 and 181.53

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Solution

The fourth proportional to 297.36, 446.04 and 181.53 is: 272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.36 : 446.04 = 181.53 : x
  2. Step 2: Convert to fraction form
    297.36/446.04 = 181.53/x
  3. Step 3: Cross multiply
    297.36x = 446.04 × 181.53
  4. Step 4: Simplify right side
    297.36x = 80,969.64
  5. Step 5: Solve for x
    x = 80,969.64/297.36
  6. Step 6: Final answer
    x = 272.30

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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.