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Finding the Third Proportional to 3,837 and 5,332.50

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Solution

The third proportional to 3,837 and 5,332.50 is: 7,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837 : 5,332.50 = 5,332.50 : x
  2. Step 2: Convert to fraction form
    3,837/5,332.50 = 5,332.50/x
  3. Step 3: Cross multiply
    3,837x = 5,332.50 × 5,332.50
  4. Step 4: Simplify right side
    3,837x = 28,435,556.25
  5. Step 5: Solve for x
    x = 28,435,556.25/3,837
  6. Step 6: Final answer
    x = 7,410.88

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.