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Finding the Fourth Proportional to 7,382.67, 11,074.41 and 3,000.03

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Solution

The fourth proportional to 7,382.67, 11,074.41 and 3,000.03 is: 4,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.67 : 11,074.41 = 3,000.03 : x
  2. Step 2: Convert to fraction form
    7,382.67/11,074.41 = 3,000.03/x
  3. Step 3: Cross multiply
    7,382.67x = 11,074.41 × 3,000.03
  4. Step 4: Simplify right side
    7,382.67x = 33,223,562.23
  5. Step 5: Solve for x
    x = 33,223,562.23/7,382.67
  6. Step 6: Final answer
    x = 4,500.21

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Similar ratio
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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.