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Finding the Third Proportional to 8,001 and 10,507.50

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Solution

The third proportional to 8,001 and 10,507.50 is: 13,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001 : 10,507.50 = 10,507.50 : x
  2. Step 2: Convert to fraction form
    8,001/10,507.50 = 10,507.50/x
  3. Step 3: Cross multiply
    8,001x = 10,507.50 × 10,507.50
  4. Step 4: Simplify right side
    8,001x = 110,407,556.25
  5. Step 5: Solve for x
    x = 110,407,556.25/8,001
  6. Step 6: Final answer
    x = 13,799.22

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.