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Finding the Fourth Proportional to 3,325.44, 4,988.16 and 1,016.64

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Solution

The fourth proportional to 3,325.44, 4,988.16 and 1,016.64 is: 1,524.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.44 : 4,988.16 = 1,016.64 : x
  2. Step 2: Convert to fraction form
    3,325.44/4,988.16 = 1,016.64/x
  3. Step 3: Cross multiply
    3,325.44x = 4,988.16 × 1,016.64
  4. Step 4: Simplify right side
    3,325.44x = 5,071,162.98
  5. Step 5: Solve for x
    x = 5,071,162.98/3,325.44
  6. Step 6: Final answer
    x = 1,524.96

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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.