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Finding the Third Proportional to 488,773.13 and 1,022,236.31

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Solution

The third proportional to 488,773.13 and 1,022,236.31 is: 2,137,938.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,773.13 : 1,022,236.31 = 1,022,236.31 : x
  2. Step 2: Convert to fraction form
    488,773.13/1,022,236.31 = 1,022,236.31/x
  3. Step 3: Cross multiply
    488,773.13x = 1,022,236.31 × 1,022,236.31
  4. Step 4: Simplify right side
    488,773.13x = 1,044,967,078,593.60
  5. Step 5: Solve for x
    x = 1,044,967,078,593.60/488,773.13
  6. Step 6: Final answer
    x = 2,137,938.90

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.