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Finding the Fourth Proportional to 299.04, 448.24 and 170.52

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Solution

The fourth proportional to 299.04, 448.24 and 170.52 is: 255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.04 : 448.24 = 170.52 : x
  2. Step 2: Convert to fraction form
    299.04/448.24 = 170.52/x
  3. Step 3: Cross multiply
    299.04x = 448.24 × 170.52
  4. Step 4: Simplify right side
    299.04x = 76,433.88
  5. Step 5: Solve for x
    x = 76,433.88/299.04
  6. Step 6: Final answer
    x = 255.60

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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.