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Finding the Fourth Proportional to 5,889.76, 8,834.36 and 1,729.60

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Solution

The fourth proportional to 5,889.76, 8,834.36 and 1,729.60 is: 2,594.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.76 : 8,834.36 = 1,729.60 : x
  2. Step 2: Convert to fraction form
    5,889.76/8,834.36 = 1,729.60/x
  3. Step 3: Cross multiply
    5,889.76x = 8,834.36 × 1,729.60
  4. Step 4: Simplify right side
    5,889.76x = 15,279,909.06
  5. Step 5: Solve for x
    x = 15,279,909.06/5,889.76
  6. Step 6: Final answer
    x = 2,594.32

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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.