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Finding the Fourth Proportional to 5,799.15, 7,997.67 and 4,679.73

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Solution

The fourth proportional to 5,799.15, 7,997.67 and 4,679.73 is: 6,453.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.15 : 7,997.67 = 4,679.73 : x
  2. Step 2: Convert to fraction form
    5,799.15/7,997.67 = 4,679.73/x
  3. Step 3: Cross multiply
    5,799.15x = 7,997.67 × 4,679.73
  4. Step 4: Simplify right side
    5,799.15x = 37,426,936.23
  5. Step 5: Solve for x
    x = 37,426,936.23/5,799.15
  6. Step 6: Final answer
    x = 6,453.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.