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Finding the Third Proportional to 8,001.75 and 11,263.50

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Solution

The third proportional to 8,001.75 and 11,263.50 is: 15,854.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.75 : 11,263.50 = 11,263.50 : x
  2. Step 2: Convert to fraction form
    8,001.75/11,263.50 = 11,263.50/x
  3. Step 3: Cross multiply
    8,001.75x = 11,263.50 × 11,263.50
  4. Step 4: Simplify right side
    8,001.75x = 126,866,432.25
  5. Step 5: Solve for x
    x = 126,866,432.25/8,001.75
  6. Step 6: Final answer
    x = 15,854.84

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.