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Finding the Fourth Proportional to 8,622.65, 12,932.99 and 2,383.54

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Solution

The fourth proportional to 8,622.65, 12,932.99 and 2,383.54 is: 3,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622.65 : 12,932.99 = 2,383.54 : x
  2. Step 2: Convert to fraction form
    8,622.65/12,932.99 = 2,383.54/x
  3. Step 3: Cross multiply
    8,622.65x = 12,932.99 × 2,383.54
  4. Step 4: Simplify right side
    8,622.65x = 30,826,298.98
  5. Step 5: Solve for x
    x = 30,826,298.98/8,622.65
  6. Step 6: Final answer
    x = 3,575.04

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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.