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Finding the Fourth Proportional to 5,797.80, 8,696.70 and 3,331.35

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Solution

The fourth proportional to 5,797.80, 8,696.70 and 3,331.35 is: 4,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,797.80 : 8,696.70 = 3,331.35 : x
  2. Step 2: Convert to fraction form
    5,797.80/8,696.70 = 3,331.35/x
  3. Step 3: Cross multiply
    5,797.80x = 8,696.70 × 3,331.35
  4. Step 4: Simplify right side
    5,797.80x = 28,971,751.55
  5. Step 5: Solve for x
    x = 28,971,751.55/5,797.80
  6. Step 6: Final answer
    x = 4,997.03

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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.