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Finding the Fourth Proportional to 5,990.81, 8,986.37 and 1,608.27

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Solution

The fourth proportional to 5,990.81, 8,986.37 and 1,608.27 is: 2,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.81 : 8,986.37 = 1,608.27 : x
  2. Step 2: Convert to fraction form
    5,990.81/8,986.37 = 1,608.27/x
  3. Step 3: Cross multiply
    5,990.81x = 8,986.37 × 1,608.27
  4. Step 4: Simplify right side
    5,990.81x = 14,452,501.24
  5. Step 5: Solve for x
    x = 14,452,501.24/5,990.81
  6. Step 6: Final answer
    x = 2,412.45

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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.