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Finding the Third Proportional to 627,815.81 and 1,362,657.94

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Solution

The third proportional to 627,815.81 and 1,362,657.94 is: 2,957,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,815.81 : 1,362,657.94 = 1,362,657.94 : x
  2. Step 2: Convert to fraction form
    627,815.81/1,362,657.94 = 1,362,657.94/x
  3. Step 3: Cross multiply
    627,815.81x = 1,362,657.94 × 1,362,657.94
  4. Step 4: Simplify right side
    627,815.81x = 1,856,836,654,631.75
  5. Step 5: Solve for x
    x = 1,856,836,654,631.75/627,815.81
  6. Step 6: Final answer
    x = 2,957,613.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.