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Finding the Fourth Proportional to 5,647.41, 7,788.51 and 4,234.29

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Solution

The fourth proportional to 5,647.41, 7,788.51 and 4,234.29 is: 5,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.41 : 7,788.51 = 4,234.29 : x
  2. Step 2: Convert to fraction form
    5,647.41/7,788.51 = 4,234.29/x
  3. Step 3: Cross multiply
    5,647.41x = 7,788.51 × 4,234.29
  4. Step 4: Simplify right side
    5,647.41x = 32,978,810.01
  5. Step 5: Solve for x
    x = 32,978,810.01/5,647.41
  6. Step 6: Final answer
    x = 5,839.63

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