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Finding the Fourth Proportional to 8,664, 12,996 and 2,508

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Solution

The fourth proportional to 8,664, 12,996 and 2,508 is: 3,762

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664 : 12,996 = 2,508 : x
  2. Step 2: Convert to fraction form
    8,664/12,996 = 2,508/x
  3. Step 3: Cross multiply
    8,664x = 12,996 × 2,508
  4. Step 4: Simplify right side
    8,664x = 32,593,968
  5. Step 5: Solve for x
    x = 32,593,968/8,664
  6. Step 6: Final answer
    x = 3,762

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.