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Finding the Fourth Proportional to 1,933.25, 2,896.04 and 956.37

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Solution

The fourth proportional to 1,933.25, 2,896.04 and 956.37 is: 1,432.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.25 : 2,896.04 = 956.37 : x
  2. Step 2: Convert to fraction form
    1,933.25/2,896.04 = 956.37/x
  3. Step 3: Cross multiply
    1,933.25x = 2,896.04 × 956.37
  4. Step 4: Simplify right side
    1,933.25x = 2,769,680.99
  5. Step 5: Solve for x
    x = 2,769,680.99/1,933.25
  6. Step 6: Final answer
    x = 1,432.66

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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.