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Finding the Fourth Proportional to 5,836.55, 8,754.90 and 1,940.96

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Solution

The fourth proportional to 5,836.55, 8,754.90 and 1,940.96 is: 2,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.55 : 8,754.90 = 1,940.96 : x
  2. Step 2: Convert to fraction form
    5,836.55/8,754.90 = 1,940.96/x
  3. Step 3: Cross multiply
    5,836.55x = 8,754.90 × 1,940.96
  4. Step 4: Simplify right side
    5,836.55x = 16,992,866.93
  5. Step 5: Solve for x
    x = 16,992,866.93/5,836.55
  6. Step 6: Final answer
    x = 2,911.46

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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.