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Finding the Fourth Proportional to 5,720.46, 8,581.71 and 2,024.84

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Solution

The fourth proportional to 5,720.46, 8,581.71 and 2,024.84 is: 3,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.46 : 8,581.71 = 2,024.84 : x
  2. Step 2: Convert to fraction form
    5,720.46/8,581.71 = 2,024.84/x
  3. Step 3: Cross multiply
    5,720.46x = 8,581.71 × 2,024.84
  4. Step 4: Simplify right side
    5,720.46x = 17,376,546.77
  5. Step 5: Solve for x
    x = 17,376,546.77/5,720.46
  6. Step 6: Final answer
    x = 3,037.61

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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.