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Finding the Fourth Proportional to 5,574.75, 8,362.57 and 2,799.99

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Solution

The fourth proportional to 5,574.75, 8,362.57 and 2,799.99 is: 4,200.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.75 : 8,362.57 = 2,799.99 : x
  2. Step 2: Convert to fraction form
    5,574.75/8,362.57 = 2,799.99/x
  3. Step 3: Cross multiply
    5,574.75x = 8,362.57 × 2,799.99
  4. Step 4: Simplify right side
    5,574.75x = 23,415,112.37
  5. Step 5: Solve for x
    x = 23,415,112.37/5,574.75
  6. Step 6: Final answer
    x = 4,200.21

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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.