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Finding the Fourth Proportional to 5,971.62, 8,241 and 3,318.96

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Solution

The fourth proportional to 5,971.62, 8,241 and 3,318.96 is: 4,580.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.62 : 8,241 = 3,318.96 : x
  2. Step 2: Convert to fraction form
    5,971.62/8,241 = 3,318.96/x
  3. Step 3: Cross multiply
    5,971.62x = 8,241 × 3,318.96
  4. Step 4: Simplify right side
    5,971.62x = 27,351,549.36
  5. Step 5: Solve for x
    x = 27,351,549.36/5,971.62
  6. Step 6: Final answer
    x = 4,580.26

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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.