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Finding the Fourth Proportional to 5,836.39, 8,755.37 and 1,886.33

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Solution

The fourth proportional to 5,836.39, 8,755.37 and 1,886.33 is: 2,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.39 : 8,755.37 = 1,886.33 : x
  2. Step 2: Convert to fraction form
    5,836.39/8,755.37 = 1,886.33/x
  3. Step 3: Cross multiply
    5,836.39x = 8,755.37 × 1,886.33
  4. Step 4: Simplify right side
    5,836.39x = 16,515,559.55
  5. Step 5: Solve for x
    x = 16,515,559.55/5,836.39
  6. Step 6: Final answer
    x = 2,829.76

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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.