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Finding the Fourth Proportional to 5,399.98, 8,093.79 and 2,275.30

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Solution

The fourth proportional to 5,399.98, 8,093.79 and 2,275.30 is: 3,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.98 : 8,093.79 = 2,275.30 : x
  2. Step 2: Convert to fraction form
    5,399.98/8,093.79 = 2,275.30/x
  3. Step 3: Cross multiply
    5,399.98x = 8,093.79 × 2,275.30
  4. Step 4: Simplify right side
    5,399.98x = 18,415,810.50
  5. Step 5: Solve for x
    x = 18,415,810.50/5,399.98
  6. Step 6: Final answer
    x = 3,410.35

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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.