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Finding the Fourth Proportional to 5,799.05, 8,698.87 and 1,639.36

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Solution

The fourth proportional to 5,799.05, 8,698.87 and 1,639.36 is: 2,459.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.05 : 8,698.87 = 1,639.36 : x
  2. Step 2: Convert to fraction form
    5,799.05/8,698.87 = 1,639.36/x
  3. Step 3: Cross multiply
    5,799.05x = 8,698.87 × 1,639.36
  4. Step 4: Simplify right side
    5,799.05x = 14,260,527.83
  5. Step 5: Solve for x
    x = 14,260,527.83/5,799.05
  6. Step 6: Final answer
    x = 2,459.12

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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.