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Finding the Fourth Proportional to 296.74, 444.83 and 104.26

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Solution

The fourth proportional to 296.74, 444.83 and 104.26 is: 156.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.74 : 444.83 = 104.26 : x
  2. Step 2: Convert to fraction form
    296.74/444.83 = 104.26/x
  3. Step 3: Cross multiply
    296.74x = 444.83 × 104.26
  4. Step 4: Simplify right side
    296.74x = 46,377.98
  5. Step 5: Solve for x
    x = 46,377.98/296.74
  6. Step 6: Final answer
    x = 156.29

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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.