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Finding the Fourth Proportional to 4,855.83, 7,283.74 and 2,080.71

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Solution

The fourth proportional to 4,855.83, 7,283.74 and 2,080.71 is: 3,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.83 : 7,283.74 = 2,080.71 : x
  2. Step 2: Convert to fraction form
    4,855.83/7,283.74 = 2,080.71/x
  3. Step 3: Cross multiply
    4,855.83x = 7,283.74 × 2,080.71
  4. Step 4: Simplify right side
    4,855.83x = 15,155,350.66
  5. Step 5: Solve for x
    x = 15,155,350.66/4,855.83
  6. Step 6: Final answer
    x = 3,121.06

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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.