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Finding the Fourth Proportional to 301.56, 452.23 and 111.34

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Solution

The fourth proportional to 301.56, 452.23 and 111.34 is: 166.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.56 : 452.23 = 111.34 : x
  2. Step 2: Convert to fraction form
    301.56/452.23 = 111.34/x
  3. Step 3: Cross multiply
    301.56x = 452.23 × 111.34
  4. Step 4: Simplify right side
    301.56x = 50,352.70
  5. Step 5: Solve for x
    x = 50,352.70/301.56
  6. Step 6: Final answer
    x = 166.98

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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.