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Finding the Third Proportional to 3,750,131.81 and 8,181,725.06

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Solution

The third proportional to 3,750,131.81 and 8,181,725.06 is: 17,850,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750,131.81 : 8,181,725.06 = 8,181,725.06 : x
  2. Step 2: Convert to fraction form
    3,750,131.81/8,181,725.06 = 8,181,725.06/x
  3. Step 3: Cross multiply
    3,750,131.81x = 8,181,725.06 × 8,181,725.06
  4. Step 4: Simplify right side
    3,750,131.81x = 66,940,624,998,340.62
  5. Step 5: Solve for x
    x = 66,940,624,998,340.62/3,750,131.81
  6. Step 6: Final answer
    x = 17,850,205.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.