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Finding the Fourth Proportional to 1,995.33, 2,751.52 and 1,716.49

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Solution

The fourth proportional to 1,995.33, 2,751.52 and 1,716.49 is: 2,367.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.33 : 2,751.52 = 1,716.49 : x
  2. Step 2: Convert to fraction form
    1,995.33/2,751.52 = 1,716.49/x
  3. Step 3: Cross multiply
    1,995.33x = 2,751.52 × 1,716.49
  4. Step 4: Simplify right side
    1,995.33x = 4,722,958.93
  5. Step 5: Solve for x
    x = 4,722,958.93/1,995.33
  6. Step 6: Final answer
    x = 2,367.00

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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.