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Finding the Fourth Proportional to 6,508.20, 8,981.21 and 3,524.01

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Solution

The fourth proportional to 6,508.20, 8,981.21 and 3,524.01 is: 4,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508.20 : 8,981.21 = 3,524.01 : x
  2. Step 2: Convert to fraction form
    6,508.20/8,981.21 = 3,524.01/x
  3. Step 3: Cross multiply
    6,508.20x = 8,981.21 × 3,524.01
  4. Step 4: Simplify right side
    6,508.20x = 31,649,856.23
  5. Step 5: Solve for x
    x = 31,649,856.23/6,508.20
  6. Step 6: Final answer
    x = 4,863.07

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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.