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Finding the Fourth Proportional to 301.95, 452.97 and 119.46

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Solution

The fourth proportional to 301.95, 452.97 and 119.46 is: 179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.95 : 452.97 = 119.46 : x
  2. Step 2: Convert to fraction form
    301.95/452.97 = 119.46/x
  3. Step 3: Cross multiply
    301.95x = 452.97 × 119.46
  4. Step 4: Simplify right side
    301.95x = 54,111.80
  5. Step 5: Solve for x
    x = 54,111.80/301.95
  6. Step 6: Final answer
    x = 179.21

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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.