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Finding the Fourth Proportional to 5,872.37, 8,806.43 and 1,711.54

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Solution

The fourth proportional to 5,872.37, 8,806.43 and 1,711.54 is: 2,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.37 : 8,806.43 = 1,711.54 : x
  2. Step 2: Convert to fraction form
    5,872.37/8,806.43 = 1,711.54/x
  3. Step 3: Cross multiply
    5,872.37x = 8,806.43 × 1,711.54
  4. Step 4: Simplify right side
    5,872.37x = 15,072,572.49
  5. Step 5: Solve for x
    x = 15,072,572.49/5,872.37
  6. Step 6: Final answer
    x = 2,566.70

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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.