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Finding the Third Proportional to 44,620.88 and 66,718.69

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Solution

The third proportional to 44,620.88 and 66,718.69 is: 99,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,620.88 : 66,718.69 = 66,718.69 : x
  2. Step 2: Convert to fraction form
    44,620.88/66,718.69 = 66,718.69/x
  3. Step 3: Cross multiply
    44,620.88x = 66,718.69 × 66,718.69
  4. Step 4: Simplify right side
    44,620.88x = 4,451,383,261.72
  5. Step 5: Solve for x
    x = 4,451,383,261.72/44,620.88
  6. Step 6: Final answer
    x = 99,760.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.