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Finding the Fourth Proportional to 8,994.38, 13,493.57 and 2,755.26

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Solution

The fourth proportional to 8,994.38, 13,493.57 and 2,755.26 is: 4,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.38 : 13,493.57 = 2,755.26 : x
  2. Step 2: Convert to fraction form
    8,994.38/13,493.57 = 2,755.26/x
  3. Step 3: Cross multiply
    8,994.38x = 13,493.57 × 2,755.26
  4. Step 4: Simplify right side
    8,994.38x = 37,178,279.90
  5. Step 5: Solve for x
    x = 37,178,279.90/8,994.38
  6. Step 6: Final answer
    x = 4,133.50

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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.