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Finding the Third Proportional to 6,055.50 and 8,121.75

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Solution

The third proportional to 6,055.50 and 8,121.75 is: 10,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,055.50 : 8,121.75 = 8,121.75 : x
  2. Step 2: Convert to fraction form
    6,055.50/8,121.75 = 8,121.75/x
  3. Step 3: Cross multiply
    6,055.50x = 8,121.75 × 8,121.75
  4. Step 4: Simplify right side
    6,055.50x = 65,962,823.06
  5. Step 5: Solve for x
    x = 65,962,823.06/6,055.50
  6. Step 6: Final answer
    x = 10,893.04

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.