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Finding the Fourth Proportional to 5,902.80, 8,843.79 and 5,551.62

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Solution

The fourth proportional to 5,902.80, 8,843.79 and 5,551.62 is: 8,317.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.80 : 8,843.79 = 5,551.62 : x
  2. Step 2: Convert to fraction form
    5,902.80/8,843.79 = 5,551.62/x
  3. Step 3: Cross multiply
    5,902.80x = 8,843.79 × 5,551.62
  4. Step 4: Simplify right side
    5,902.80x = 49,097,361.44
  5. Step 5: Solve for x
    x = 49,097,361.44/5,902.80
  6. Step 6: Final answer
    x = 8,317.64

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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.