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Finding the Fourth Proportional to 5,652.16, 8,479.68 and 2,576.32

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Solution

The fourth proportional to 5,652.16, 8,479.68 and 2,576.32 is: 3,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.16 : 8,479.68 = 2,576.32 : x
  2. Step 2: Convert to fraction form
    5,652.16/8,479.68 = 2,576.32/x
  3. Step 3: Cross multiply
    5,652.16x = 8,479.68 × 2,576.32
  4. Step 4: Simplify right side
    5,652.16x = 21,846,369.18
  5. Step 5: Solve for x
    x = 21,846,369.18/5,652.16
  6. Step 6: Final answer
    x = 3,865.14

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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.