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Finding the Fourth Proportional to 5,562.72, 8,344.10 and 1,614.22

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Solution

The fourth proportional to 5,562.72, 8,344.10 and 1,614.22 is: 2,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.72 : 8,344.10 = 1,614.22 : x
  2. Step 2: Convert to fraction form
    5,562.72/8,344.10 = 1,614.22/x
  3. Step 3: Cross multiply
    5,562.72x = 8,344.10 × 1,614.22
  4. Step 4: Simplify right side
    5,562.72x = 13,469,213.10
  5. Step 5: Solve for x
    x = 13,469,213.10/5,562.72
  6. Step 6: Final answer
    x = 2,421.34

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1.5x scale

Why These Related Problems?

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