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Finding the Fourth Proportional to 6,589, 9,871.14 and 3,298.24

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Solution

The fourth proportional to 6,589, 9,871.14 and 3,298.24 is: 4,941.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589 : 9,871.14 = 3,298.24 : x
  2. Step 2: Convert to fraction form
    6,589/9,871.14 = 3,298.24/x
  3. Step 3: Cross multiply
    6,589x = 9,871.14 × 3,298.24
  4. Step 4: Simplify right side
    6,589x = 32,557,388.79
  5. Step 5: Solve for x
    x = 32,557,388.79/6,589
  6. Step 6: Final answer
    x = 4,941.17

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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.