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Finding the Fourth Proportional to 588.44, 881.91 and 448.56

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Solution

The fourth proportional to 588.44, 881.91 and 448.56 is: 672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.44 : 881.91 = 448.56 : x
  2. Step 2: Convert to fraction form
    588.44/881.91 = 448.56/x
  3. Step 3: Cross multiply
    588.44x = 881.91 × 448.56
  4. Step 4: Simplify right side
    588.44x = 395,589.55
  5. Step 5: Solve for x
    x = 395,589.55/588.44
  6. Step 6: Final answer
    x = 672.27

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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.