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Finding the Third Proportional to 3,327.75 and 5,173.50

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Solution

The third proportional to 3,327.75 and 5,173.50 is: 8,043.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.75 : 5,173.50 = 5,173.50 : x
  2. Step 2: Convert to fraction form
    3,327.75/5,173.50 = 5,173.50/x
  3. Step 3: Cross multiply
    3,327.75x = 5,173.50 × 5,173.50
  4. Step 4: Simplify right side
    3,327.75x = 26,765,102.25
  5. Step 5: Solve for x
    x = 26,765,102.25/3,327.75
  6. Step 6: Final answer
    x = 8,043.00

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.