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Finding the Third Proportional to 8,132.63 and 11,890.13

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Solution

The third proportional to 8,132.63 and 11,890.13 is: 17,383.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.63 : 11,890.13 = 11,890.13 : x
  2. Step 2: Convert to fraction form
    8,132.63/11,890.13 = 11,890.13/x
  3. Step 3: Cross multiply
    8,132.63x = 11,890.13 × 11,890.13
  4. Step 4: Simplify right side
    8,132.63x = 141,375,072.52
  5. Step 5: Solve for x
    x = 141,375,072.52/8,132.63
  6. Step 6: Final answer
    x = 17,383.69

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.