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Finding the Third Proportional to 908,639.44 and 1,982,304.56

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Solution

The third proportional to 908,639.44 and 1,982,304.56 is: 4,324,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,639.44 : 1,982,304.56 = 1,982,304.56 : x
  2. Step 2: Convert to fraction form
    908,639.44/1,982,304.56 = 1,982,304.56/x
  3. Step 3: Cross multiply
    908,639.44x = 1,982,304.56 × 1,982,304.56
  4. Step 4: Simplify right side
    908,639.44x = 3,929,531,378,508.32
  5. Step 5: Solve for x
    x = 3,929,531,378,508.32/908,639.44
  6. Step 6: Final answer
    x = 4,324,632.21

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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.