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Finding the Fourth Proportional to 298.62, 448.00 and 241.21

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Solution

The fourth proportional to 298.62, 448.00 and 241.21 is: 361.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.62 : 448.00 = 241.21 : x
  2. Step 2: Convert to fraction form
    298.62/448.00 = 241.21/x
  3. Step 3: Cross multiply
    298.62x = 448.00 × 241.21
  4. Step 4: Simplify right side
    298.62x = 108,062.04
  5. Step 5: Solve for x
    x = 108,062.04/298.62
  6. Step 6: Final answer
    x = 361.87

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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.