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Finding the Third Proportional to 2,168.50 and 2,393.50

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Solution

The third proportional to 2,168.50 and 2,393.50 is: 2,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168.50 : 2,393.50 = 2,393.50 : x
  2. Step 2: Convert to fraction form
    2,168.50/2,393.50 = 2,393.50/x
  3. Step 3: Cross multiply
    2,168.50x = 2,393.50 × 2,393.50
  4. Step 4: Simplify right side
    2,168.50x = 5,728,842.25
  5. Step 5: Solve for x
    x = 5,728,842.25/2,168.50
  6. Step 6: Final answer
    x = 2,641.85

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These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.