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Finding the Third Proportional to 5,991 and 7,885.50

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Solution

The third proportional to 5,991 and 7,885.50 is: 10,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991 : 7,885.50 = 7,885.50 : x
  2. Step 2: Convert to fraction form
    5,991/7,885.50 = 7,885.50/x
  3. Step 3: Cross multiply
    5,991x = 7,885.50 × 7,885.50
  4. Step 4: Simplify right side
    5,991x = 62,181,110.25
  5. Step 5: Solve for x
    x = 62,181,110.25/5,991
  6. Step 6: Final answer
    x = 10,379.09

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.