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Finding the Fourth Proportional to 3,701.39, 5,552.39 and 1,480.86

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Solution

The fourth proportional to 3,701.39, 5,552.39 and 1,480.86 is: 2,221.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.39 : 5,552.39 = 1,480.86 : x
  2. Step 2: Convert to fraction form
    3,701.39/5,552.39 = 1,480.86/x
  3. Step 3: Cross multiply
    3,701.39x = 5,552.39 × 1,480.86
  4. Step 4: Simplify right side
    3,701.39x = 8,222,315.96
  5. Step 5: Solve for x
    x = 8,222,315.96/3,701.39
  6. Step 6: Final answer
    x = 2,221.42

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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.