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Finding the Fourth Proportional to 8,652.02, 11,940.62 and 5,508

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Solution

The fourth proportional to 8,652.02, 11,940.62 and 5,508 is: 7,601.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.02 : 11,940.62 = 5,508 : x
  2. Step 2: Convert to fraction form
    8,652.02/11,940.62 = 5,508/x
  3. Step 3: Cross multiply
    8,652.02x = 11,940.62 × 5,508
  4. Step 4: Simplify right side
    8,652.02x = 65,768,907.42
  5. Step 5: Solve for x
    x = 65,768,907.42/8,652.02
  6. Step 6: Final answer
    x = 7,601.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.