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Finding the Fourth Proportional to 5,889.40, 8,834.10 and 2,600.80

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Solution

The fourth proportional to 5,889.40, 8,834.10 and 2,600.80 is: 3,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.40 : 8,834.10 = 2,600.80 : x
  2. Step 2: Convert to fraction form
    5,889.40/8,834.10 = 2,600.80/x
  3. Step 3: Cross multiply
    5,889.40x = 8,834.10 × 2,600.80
  4. Step 4: Simplify right side
    5,889.40x = 22,975,727.28
  5. Step 5: Solve for x
    x = 22,975,727.28/5,889.40
  6. Step 6: Final answer
    x = 3,901.20

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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.