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Finding the Fourth Proportional to 296.89, 445.41 and 114.33

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Solution

The fourth proportional to 296.89, 445.41 and 114.33 is: 171.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.89 : 445.41 = 114.33 : x
  2. Step 2: Convert to fraction form
    296.89/445.41 = 114.33/x
  3. Step 3: Cross multiply
    296.89x = 445.41 × 114.33
  4. Step 4: Simplify right side
    296.89x = 50,923.73
  5. Step 5: Solve for x
    x = 50,923.73/296.89
  6. Step 6: Final answer
    x = 171.52

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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.