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Finding the Third Proportional to 919,244.25 and 2,019,885.75

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Solution

The third proportional to 919,244.25 and 2,019,885.75 is: 4,438,361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,244.25 : 2,019,885.75 = 2,019,885.75 : x
  2. Step 2: Convert to fraction form
    919,244.25/2,019,885.75 = 2,019,885.75/x
  3. Step 3: Cross multiply
    919,244.25x = 2,019,885.75 × 2,019,885.75
  4. Step 4: Simplify right side
    919,244.25x = 4,079,938,443,053.06
  5. Step 5: Solve for x
    x = 4,079,938,443,053.06/919,244.25
  6. Step 6: Final answer
    x = 4,438,361.67

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.