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Finding the Fourth Proportional to 5,845.12, 8,770.02 and 2,381.56

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Solution

The fourth proportional to 5,845.12, 8,770.02 and 2,381.56 is: 3,573.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.12 : 8,770.02 = 2,381.56 : x
  2. Step 2: Convert to fraction form
    5,845.12/8,770.02 = 2,381.56/x
  3. Step 3: Cross multiply
    5,845.12x = 8,770.02 × 2,381.56
  4. Step 4: Simplify right side
    5,845.12x = 20,886,328.83
  5. Step 5: Solve for x
    x = 20,886,328.83/5,845.12
  6. Step 6: Final answer
    x = 3,573.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.