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Finding the Fourth Proportional to 11,508.44, 17,259 and 3,715.44

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Solution

The fourth proportional to 11,508.44, 17,259 and 3,715.44 is: 5,571.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.44 : 17,259 = 3,715.44 : x
  2. Step 2: Convert to fraction form
    11,508.44/17,259 = 3,715.44/x
  3. Step 3: Cross multiply
    11,508.44x = 17,259 × 3,715.44
  4. Step 4: Simplify right side
    11,508.44x = 64,124,778.96
  5. Step 5: Solve for x
    x = 64,124,778.96/11,508.44
  6. Step 6: Final answer
    x = 5,571.98

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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.