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Finding the Third Proportional to 741,440.25 and 1,112,161.50

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Solution

The third proportional to 741,440.25 and 1,112,161.50 is: 1,668,243.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,440.25 : 1,112,161.50 = 1,112,161.50 : x
  2. Step 2: Convert to fraction form
    741,440.25/1,112,161.50 = 1,112,161.50/x
  3. Step 3: Cross multiply
    741,440.25x = 1,112,161.50 × 1,112,161.50
  4. Step 4: Simplify right side
    741,440.25x = 1,236,903,202,082.25
  5. Step 5: Solve for x
    x = 1,236,903,202,082.25/741,440.25
  6. Step 6: Final answer
    x = 1,668,243.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.