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Finding the Fourth Proportional to 8,870.32, 13,297.24 and 3,022.88

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Solution

The fourth proportional to 8,870.32, 13,297.24 and 3,022.88 is: 4,531.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.32 : 13,297.24 = 3,022.88 : x
  2. Step 2: Convert to fraction form
    8,870.32/13,297.24 = 3,022.88/x
  3. Step 3: Cross multiply
    8,870.32x = 13,297.24 × 3,022.88
  4. Step 4: Simplify right side
    8,870.32x = 40,195,960.85
  5. Step 5: Solve for x
    x = 40,195,960.85/8,870.32
  6. Step 6: Final answer
    x = 4,531.51

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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.