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Finding the Fourth Proportional to 5,799.14, 7,999.99 and 3,439.61

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Solution

The fourth proportional to 5,799.14, 7,999.99 and 3,439.61 is: 4,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.14 : 7,999.99 = 3,439.61 : x
  2. Step 2: Convert to fraction form
    5,799.14/7,999.99 = 3,439.61/x
  3. Step 3: Cross multiply
    5,799.14x = 7,999.99 × 3,439.61
  4. Step 4: Simplify right side
    5,799.14x = 27,516,797.00
  5. Step 5: Solve for x
    x = 27,516,797.00/5,799.14
  6. Step 6: Final answer
    x = 4,744.98

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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.