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Finding the Fourth Proportional to 301.62, 452.55 and 119.07

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Solution

The fourth proportional to 301.62, 452.55 and 119.07 is: 178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.62 : 452.55 = 119.07 : x
  2. Step 2: Convert to fraction form
    301.62/452.55 = 119.07/x
  3. Step 3: Cross multiply
    301.62x = 452.55 × 119.07
  4. Step 4: Simplify right side
    301.62x = 53,885.58
  5. Step 5: Solve for x
    x = 53,885.58/301.62
  6. Step 6: Final answer
    x = 178.65

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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.