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Finding the Fourth Proportional to 5,991.36, 8,979.72 and 2,703.60

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Solution

The fourth proportional to 5,991.36, 8,979.72 and 2,703.60 is: 4,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.36 : 8,979.72 = 2,703.60 : x
  2. Step 2: Convert to fraction form
    5,991.36/8,979.72 = 2,703.60/x
  3. Step 3: Cross multiply
    5,991.36x = 8,979.72 × 2,703.60
  4. Step 4: Simplify right side
    5,991.36x = 24,277,570.99
  5. Step 5: Solve for x
    x = 24,277,570.99/5,991.36
  6. Step 6: Final answer
    x = 4,052.10

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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.