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Finding the Fourth Proportional to 296.59, 444.60 and 157.84

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Solution

The fourth proportional to 296.59, 444.60 and 157.84 is: 236.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.59 : 444.60 = 157.84 : x
  2. Step 2: Convert to fraction form
    296.59/444.60 = 157.84/x
  3. Step 3: Cross multiply
    296.59x = 444.60 × 157.84
  4. Step 4: Simplify right side
    296.59x = 70,175.66
  5. Step 5: Solve for x
    x = 70,175.66/296.59
  6. Step 6: Final answer
    x = 236.61

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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.