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Finding the Fourth Proportional to 1,967, 2,951.58 and 941

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Solution

The fourth proportional to 1,967, 2,951.58 and 941 is: 1,412.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967 : 2,951.58 = 941 : x
  2. Step 2: Convert to fraction form
    1,967/2,951.58 = 941/x
  3. Step 3: Cross multiply
    1,967x = 2,951.58 × 941
  4. Step 4: Simplify right side
    1,967x = 2,777,436.78
  5. Step 5: Solve for x
    x = 2,777,436.78/1,967
  6. Step 6: Final answer
    x = 1,412.02

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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.