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Finding the Third Proportional to 11,344.50 and 12,984.75

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Solution

The third proportional to 11,344.50 and 12,984.75 is: 14,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.50 : 12,984.75 = 12,984.75 : x
  2. Step 2: Convert to fraction form
    11,344.50/12,984.75 = 12,984.75/x
  3. Step 3: Cross multiply
    11,344.50x = 12,984.75 × 12,984.75
  4. Step 4: Simplify right side
    11,344.50x = 168,603,732.56
  5. Step 5: Solve for x
    x = 168,603,732.56/11,344.50
  6. Step 6: Final answer
    x = 14,862.16

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.