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Finding the Third Proportional to 981,072.84 and 2,080,881.56

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Solution

The third proportional to 981,072.84 and 2,080,881.56 is: 4,413,605.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,072.84 : 2,080,881.56 = 2,080,881.56 : x
  2. Step 2: Convert to fraction form
    981,072.84/2,080,881.56 = 2,080,881.56/x
  3. Step 3: Cross multiply
    981,072.84x = 2,080,881.56 × 2,080,881.56
  4. Step 4: Simplify right side
    981,072.84x = 4,330,068,077,152.44
  5. Step 5: Solve for x
    x = 4,330,068,077,152.44/981,072.84
  6. Step 6: Final answer
    x = 4,413,605.07

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.