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Finding the Fourth Proportional to 5,910.38, 8,863.38 and 1,960.59

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Solution

The fourth proportional to 5,910.38, 8,863.38 and 1,960.59 is: 2,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.38 : 8,863.38 = 1,960.59 : x
  2. Step 2: Convert to fraction form
    5,910.38/8,863.38 = 1,960.59/x
  3. Step 3: Cross multiply
    5,910.38x = 8,863.38 × 1,960.59
  4. Step 4: Simplify right side
    5,910.38x = 17,377,454.19
  5. Step 5: Solve for x
    x = 17,377,454.19/5,910.38
  6. Step 6: Final answer
    x = 2,940.16

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1.5x scale

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.