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Finding the Fourth Proportional to 8,874.58, 13,313.67 and 3,327.79

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Solution

The fourth proportional to 8,874.58, 13,313.67 and 3,327.79 is: 4,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874.58 : 13,313.67 = 3,327.79 : x
  2. Step 2: Convert to fraction form
    8,874.58/13,313.67 = 3,327.79/x
  3. Step 3: Cross multiply
    8,874.58x = 13,313.67 × 3,327.79
  4. Step 4: Simplify right side
    8,874.58x = 44,305,097.89
  5. Step 5: Solve for x
    x = 44,305,097.89/8,874.58
  6. Step 6: Final answer
    x = 4,992.36

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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.