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Finding the Fourth Proportional to 5,718.50, 8,579.42 and 2,601.01

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Solution

The fourth proportional to 5,718.50, 8,579.42 and 2,601.01 is: 3,902.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.50 : 8,579.42 = 2,601.01 : x
  2. Step 2: Convert to fraction form
    5,718.50/8,579.42 = 2,601.01/x
  3. Step 3: Cross multiply
    5,718.50x = 8,579.42 × 2,601.01
  4. Step 4: Simplify right side
    5,718.50x = 22,315,164.69
  5. Step 5: Solve for x
    x = 22,315,164.69/5,718.50
  6. Step 6: Final answer
    x = 3,902.28

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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.