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Finding the Fourth Proportional to 5,839.32, 8,753.94 and 2,379

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Solution

The fourth proportional to 5,839.32, 8,753.94 and 2,379 is: 3,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.32 : 8,753.94 = 2,379 : x
  2. Step 2: Convert to fraction form
    5,839.32/8,753.94 = 2,379/x
  3. Step 3: Cross multiply
    5,839.32x = 8,753.94 × 2,379
  4. Step 4: Simplify right side
    5,839.32x = 20,825,623.26
  5. Step 5: Solve for x
    x = 20,825,623.26/5,839.32
  6. Step 6: Final answer
    x = 3,566.45

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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.