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Finding the Fourth Proportional to 4,874.53, 6,726.33 and 2,749.60

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Solution

The fourth proportional to 4,874.53, 6,726.33 and 2,749.60 is: 3,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.53 : 6,726.33 = 2,749.60 : x
  2. Step 2: Convert to fraction form
    4,874.53/6,726.33 = 2,749.60/x
  3. Step 3: Cross multiply
    4,874.53x = 6,726.33 × 2,749.60
  4. Step 4: Simplify right side
    4,874.53x = 18,494,716.97
  5. Step 5: Solve for x
    x = 18,494,716.97/4,874.53
  6. Step 6: Final answer
    x = 3,794.15

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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.