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Finding the Fourth Proportional to 5,998.99, 8,998.53 and 3,932.08

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Solution

The fourth proportional to 5,998.99, 8,998.53 and 3,932.08 is: 5,898.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.99 : 8,998.53 = 3,932.08 : x
  2. Step 2: Convert to fraction form
    5,998.99/8,998.53 = 3,932.08/x
  3. Step 3: Cross multiply
    5,998.99x = 8,998.53 × 3,932.08
  4. Step 4: Simplify right side
    5,998.99x = 35,382,978.71
  5. Step 5: Solve for x
    x = 35,382,978.71/5,998.99
  6. Step 6: Final answer
    x = 5,898.16

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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.