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Finding the Fourth Proportional to 712.44, 1,067.23 and 566.43

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Solution

The fourth proportional to 712.44, 1,067.23 and 566.43 is: 848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    712.44 : 1,067.23 = 566.43 : x
  2. Step 2: Convert to fraction form
    712.44/1,067.23 = 566.43/x
  3. Step 3: Cross multiply
    712.44x = 1,067.23 × 566.43
  4. Step 4: Simplify right side
    712.44x = 604,511.09
  5. Step 5: Solve for x
    x = 604,511.09/712.44
  6. Step 6: Final answer
    x = 848.51

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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.