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Finding the Fourth Proportional to 4,520.43, 6,238.08 and 2,531.07

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Solution

The fourth proportional to 4,520.43, 6,238.08 and 2,531.07 is: 3,492.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.43 : 6,238.08 = 2,531.07 : x
  2. Step 2: Convert to fraction form
    4,520.43/6,238.08 = 2,531.07/x
  3. Step 3: Cross multiply
    4,520.43x = 6,238.08 × 2,531.07
  4. Step 4: Simplify right side
    4,520.43x = 15,789,017.15
  5. Step 5: Solve for x
    x = 15,789,017.15/4,520.43
  6. Step 6: Final answer
    x = 3,492.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.