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Finding the Fourth Proportional to 296.37, 444.57 and 79.95

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Solution

The fourth proportional to 296.37, 444.57 and 79.95 is: 119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.37 : 444.57 = 79.95 : x
  2. Step 2: Convert to fraction form
    296.37/444.57 = 79.95/x
  3. Step 3: Cross multiply
    296.37x = 444.57 × 79.95
  4. Step 4: Simplify right side
    296.37x = 35,544.74
  5. Step 5: Solve for x
    x = 35,544.74/296.37
  6. Step 6: Final answer
    x = 119.93

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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.