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Finding the Fourth Proportional to 5,991.55, 8,988.69 and 1,832.15

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Solution

The fourth proportional to 5,991.55, 8,988.69 and 1,832.15 is: 2,748.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.55 : 8,988.69 = 1,832.15 : x
  2. Step 2: Convert to fraction form
    5,991.55/8,988.69 = 1,832.15/x
  3. Step 3: Cross multiply
    5,991.55x = 8,988.69 × 1,832.15
  4. Step 4: Simplify right side
    5,991.55x = 16,468,596.86
  5. Step 5: Solve for x
    x = 16,468,596.86/5,991.55
  6. Step 6: Final answer
    x = 2,748.64

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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.