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Finding the Fourth Proportional to 301.49, 452.33 and 96.11

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Solution

The fourth proportional to 301.49, 452.33 and 96.11 is: 144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.49 : 452.33 = 96.11 : x
  2. Step 2: Convert to fraction form
    301.49/452.33 = 96.11/x
  3. Step 3: Cross multiply
    301.49x = 452.33 × 96.11
  4. Step 4: Simplify right side
    301.49x = 43,473.44
  5. Step 5: Solve for x
    x = 43,473.44/301.49
  6. Step 6: Final answer
    x = 144.20

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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.