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Finding the Fourth Proportional to 1,067, 1,472.46 and 601.26

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Solution

The fourth proportional to 1,067, 1,472.46 and 601.26 is: 829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067 : 1,472.46 = 601.26 : x
  2. Step 2: Convert to fraction form
    1,067/1,472.46 = 601.26/x
  3. Step 3: Cross multiply
    1,067x = 1,472.46 × 601.26
  4. Step 4: Simplify right side
    1,067x = 885,331.30
  5. Step 5: Solve for x
    x = 885,331.30/1,067
  6. Step 6: Final answer
    x = 829.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.