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Finding the Third Proportional to 494,286.50 and 1,078,787

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Solution

The third proportional to 494,286.50 and 1,078,787 is: 2,354,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,286.50 : 1,078,787 = 1,078,787 : x
  2. Step 2: Convert to fraction form
    494,286.50/1,078,787 = 1,078,787/x
  3. Step 3: Cross multiply
    494,286.50x = 1,078,787 × 1,078,787
  4. Step 4: Simplify right side
    494,286.50x = 1,163,781,391,369
  5. Step 5: Solve for x
    x = 1,163,781,391,369/494,286.50
  6. Step 6: Final answer
    x = 2,354,467.28

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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.