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Finding the Fourth Proportional to 5,971.80, 8,241.18 and 3,453.96

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Solution

The fourth proportional to 5,971.80, 8,241.18 and 3,453.96 is: 4,766.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.80 : 8,241.18 = 3,453.96 : x
  2. Step 2: Convert to fraction form
    5,971.80/8,241.18 = 3,453.96/x
  3. Step 3: Cross multiply
    5,971.80x = 8,241.18 × 3,453.96
  4. Step 4: Simplify right side
    5,971.80x = 28,464,706.07
  5. Step 5: Solve for x
    x = 28,464,706.07/5,971.80
  6. Step 6: Final answer
    x = 4,766.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.