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Finding the Fourth Proportional to 5,939.43, 8,912.41 and 3,017.99

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Solution

The fourth proportional to 5,939.43, 8,912.41 and 3,017.99 is: 4,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.43 : 8,912.41 = 3,017.99 : x
  2. Step 2: Convert to fraction form
    5,939.43/8,912.41 = 3,017.99/x
  3. Step 3: Cross multiply
    5,939.43x = 8,912.41 × 3,017.99
  4. Step 4: Simplify right side
    5,939.43x = 26,897,512.15
  5. Step 5: Solve for x
    x = 26,897,512.15/5,939.43
  6. Step 6: Final answer
    x = 4,528.64

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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.