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Finding the Fourth Proportional to 11,496, 17,244.96 and 3,288

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Solution

The fourth proportional to 11,496, 17,244.96 and 3,288 is: 4,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,496 : 17,244.96 = 3,288 : x
  2. Step 2: Convert to fraction form
    11,496/17,244.96 = 3,288/x
  3. Step 3: Cross multiply
    11,496x = 17,244.96 × 3,288
  4. Step 4: Simplify right side
    11,496x = 56,701,428.48
  5. Step 5: Solve for x
    x = 56,701,428.48/11,496
  6. Step 6: Final answer
    x = 4,932.27

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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.