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Finding the Third Proportional to 988,949.25 and 2,099,337.75

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Solution

The third proportional to 988,949.25 and 2,099,337.75 is: 4,456,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,949.25 : 2,099,337.75 = 2,099,337.75 : x
  2. Step 2: Convert to fraction form
    988,949.25/2,099,337.75 = 2,099,337.75/x
  3. Step 3: Cross multiply
    988,949.25x = 2,099,337.75 × 2,099,337.75
  4. Step 4: Simplify right side
    988,949.25x = 4,407,218,988,575.06
  5. Step 5: Solve for x
    x = 4,407,218,988,575.06/988,949.25
  6. Step 6: Final answer
    x = 4,456,466.28

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.