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Finding the Third Proportional to 190,380.38 and 451,053.56

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Solution

The third proportional to 190,380.38 and 451,053.56 is: 1,068,646.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,380.38 : 451,053.56 = 451,053.56 : x
  2. Step 2: Convert to fraction form
    190,380.38/451,053.56 = 451,053.56/x
  3. Step 3: Cross multiply
    190,380.38x = 451,053.56 × 451,053.56
  4. Step 4: Simplify right side
    190,380.38x = 203,449,316,243.94
  5. Step 5: Solve for x
    x = 203,449,316,243.94/190,380.38
  6. Step 6: Final answer
    x = 1,068,646.47

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Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.