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Finding the Fourth Proportional to 7,382.50, 11,074.51 and 2,453.62

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Solution

The fourth proportional to 7,382.50, 11,074.51 and 2,453.62 is: 3,680.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.50 : 11,074.51 = 2,453.62 : x
  2. Step 2: Convert to fraction form
    7,382.50/11,074.51 = 2,453.62/x
  3. Step 3: Cross multiply
    7,382.50x = 11,074.51 × 2,453.62
  4. Step 4: Simplify right side
    7,382.50x = 27,172,639.23
  5. Step 5: Solve for x
    x = 27,172,639.23/7,382.50
  6. Step 6: Final answer
    x = 3,680.68

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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.