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Finding the Third Proportional to 207,785.25 and 447,352.88

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Solution

The third proportional to 207,785.25 and 447,352.88 is: 963,131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,785.25 : 447,352.88 = 447,352.88 : x
  2. Step 2: Convert to fraction form
    207,785.25/447,352.88 = 447,352.88/x
  3. Step 3: Cross multiply
    207,785.25x = 447,352.88 × 447,352.88
  4. Step 4: Simplify right side
    207,785.25x = 200,124,594,770.77
  5. Step 5: Solve for x
    x = 200,124,594,770.77/207,785.25
  6. Step 6: Final answer
    x = 963,131.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.