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Finding the Fourth Proportional to 7,081.44, 10,622.04 and 2,400.44

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Solution

The fourth proportional to 7,081.44, 10,622.04 and 2,400.44 is: 3,600.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081.44 : 10,622.04 = 2,400.44 : x
  2. Step 2: Convert to fraction form
    7,081.44/10,622.04 = 2,400.44/x
  3. Step 3: Cross multiply
    7,081.44x = 10,622.04 × 2,400.44
  4. Step 4: Simplify right side
    7,081.44x = 25,497,569.70
  5. Step 5: Solve for x
    x = 25,497,569.70/7,081.44
  6. Step 6: Final answer
    x = 3,600.62

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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.