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Finding the Third Proportional to 6,651 and 10,231.50

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Solution

The third proportional to 6,651 and 10,231.50 is: 15,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651 : 10,231.50 = 10,231.50 : x
  2. Step 2: Convert to fraction form
    6,651/10,231.50 = 10,231.50/x
  3. Step 3: Cross multiply
    6,651x = 10,231.50 × 10,231.50
  4. Step 4: Simplify right side
    6,651x = 104,683,592.25
  5. Step 5: Solve for x
    x = 104,683,592.25/6,651
  6. Step 6: Final answer
    x = 15,739.53

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.