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Finding the Fourth Proportional to 5,277.44, 7,283.04 and 3,621.44

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Solution

The fourth proportional to 5,277.44, 7,283.04 and 3,621.44 is: 4,997.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.44 : 7,283.04 = 3,621.44 : x
  2. Step 2: Convert to fraction form
    5,277.44/7,283.04 = 3,621.44/x
  3. Step 3: Cross multiply
    5,277.44x = 7,283.04 × 3,621.44
  4. Step 4: Simplify right side
    5,277.44x = 26,375,092.38
  5. Step 5: Solve for x
    x = 26,375,092.38/5,277.44
  6. Step 6: Final answer
    x = 4,997.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.