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Finding the Third Proportional to 627,330 and 996,945

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Solution

The third proportional to 627,330 and 996,945 is: 1,584,332.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,330 : 996,945 = 996,945 : x
  2. Step 2: Convert to fraction form
    627,330/996,945 = 996,945/x
  3. Step 3: Cross multiply
    627,330x = 996,945 × 996,945
  4. Step 4: Simplify right side
    627,330x = 993,899,333,025
  5. Step 5: Solve for x
    x = 993,899,333,025/627,330
  6. Step 6: Final answer
    x = 1,584,332.54

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.