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Finding the Fourth Proportional to 5,676.16, 8,514.20 and 2,213.41

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Solution

The fourth proportional to 5,676.16, 8,514.20 and 2,213.41 is: 3,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.16 : 8,514.20 = 2,213.41 : x
  2. Step 2: Convert to fraction form
    5,676.16/8,514.20 = 2,213.41/x
  3. Step 3: Cross multiply
    5,676.16x = 8,514.20 × 2,213.41
  4. Step 4: Simplify right side
    5,676.16x = 18,845,415.42
  5. Step 5: Solve for x
    x = 18,845,415.42/5,676.16
  6. Step 6: Final answer
    x = 3,320.10

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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.