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Finding the Fourth Proportional to 5,976.82, 8,965.26 and 1,816.86

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Solution

The fourth proportional to 5,976.82, 8,965.26 and 1,816.86 is: 2,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.82 : 8,965.26 = 1,816.86 : x
  2. Step 2: Convert to fraction form
    5,976.82/8,965.26 = 1,816.86/x
  3. Step 3: Cross multiply
    5,976.82x = 8,965.26 × 1,816.86
  4. Step 4: Simplify right side
    5,976.82x = 16,288,622.28
  5. Step 5: Solve for x
    x = 16,288,622.28/5,976.82
  6. Step 6: Final answer
    x = 2,725.30

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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.