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Finding the Third Proportional to 203,181,697.50 and 445,180,732.50

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Solution

The third proportional to 203,181,697.50 and 445,180,732.50 is: 975,412,091.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,181,697.50 : 445,180,732.50 = 445,180,732.50 : x
  2. Step 2: Convert to fraction form
    203,181,697.50/445,180,732.50 = 445,180,732.50/x
  3. Step 3: Cross multiply
    203,181,697.50x = 445,180,732.50 × 445,180,732.50
  4. Step 4: Simplify right side
    203,181,697.50x = 198,185,884,589,236,544
  5. Step 5: Solve for x
    x = 198,185,884,589,236,544/203,181,697.50
  6. Step 6: Final answer
    x = 975,412,091.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.