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Finding the Fourth Proportional to 301.96, 453 and 119.36

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Solution

The fourth proportional to 301.96, 453 and 119.36 is: 179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.96 : 453 = 119.36 : x
  2. Step 2: Convert to fraction form
    301.96/453 = 119.36/x
  3. Step 3: Cross multiply
    301.96x = 453 × 119.36
  4. Step 4: Simplify right side
    301.96x = 54,070.08
  5. Step 5: Solve for x
    x = 54,070.08/301.96
  6. Step 6: Final answer
    x = 179.06

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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.