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Finding the Fourth Proportional to 5,803.97, 8,706.41 and 3,479.83

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Solution

The fourth proportional to 5,803.97, 8,706.41 and 3,479.83 is: 5,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.97 : 8,706.41 = 3,479.83 : x
  2. Step 2: Convert to fraction form
    5,803.97/8,706.41 = 3,479.83/x
  3. Step 3: Cross multiply
    5,803.97x = 8,706.41 × 3,479.83
  4. Step 4: Simplify right side
    5,803.97x = 30,296,800.59
  5. Step 5: Solve for x
    x = 30,296,800.59/5,803.97
  6. Step 6: Final answer
    x = 5,220.02

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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.