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Finding the Fourth Proportional to 296.44, 444.67 and 80.02

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Solution

The fourth proportional to 296.44, 444.67 and 80.02 is: 120.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.44 : 444.67 = 80.02 : x
  2. Step 2: Convert to fraction form
    296.44/444.67 = 80.02/x
  3. Step 3: Cross multiply
    296.44x = 444.67 × 80.02
  4. Step 4: Simplify right side
    296.44x = 35,582.49
  5. Step 5: Solve for x
    x = 35,582.49/296.44
  6. Step 6: Final answer
    x = 120.03

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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.