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Finding the Fourth Proportional to 5,860.21, 8,793.02 and 2,940.61

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Solution

The fourth proportional to 5,860.21, 8,793.02 and 2,940.61 is: 4,412.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.21 : 8,793.02 = 2,940.61 : x
  2. Step 2: Convert to fraction form
    5,860.21/8,793.02 = 2,940.61/x
  3. Step 3: Cross multiply
    5,860.21x = 8,793.02 × 2,940.61
  4. Step 4: Simplify right side
    5,860.21x = 25,856,827.84
  5. Step 5: Solve for x
    x = 25,856,827.84/5,860.21
  6. Step 6: Final answer
    x = 4,412.27

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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.