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Finding the Fourth Proportional to 5,991.44, 8,979.06 and 4,693.28

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Solution

The fourth proportional to 5,991.44, 8,979.06 and 4,693.28 is: 7,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.44 : 8,979.06 = 4,693.28 : x
  2. Step 2: Convert to fraction form
    5,991.44/8,979.06 = 4,693.28/x
  3. Step 3: Cross multiply
    5,991.44x = 8,979.06 × 4,693.28
  4. Step 4: Simplify right side
    5,991.44x = 42,141,242.72
  5. Step 5: Solve for x
    x = 42,141,242.72/5,991.44
  6. Step 6: Final answer
    x = 7,033.58

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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.