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Finding the Third Proportional to 844,139.81 and 1,263,890.25

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Solution

The third proportional to 844,139.81 and 1,263,890.25 is: 1,892,362.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,139.81 : 1,263,890.25 = 1,263,890.25 : x
  2. Step 2: Convert to fraction form
    844,139.81/1,263,890.25 = 1,263,890.25/x
  3. Step 3: Cross multiply
    844,139.81x = 1,263,890.25 × 1,263,890.25
  4. Step 4: Simplify right side
    844,139.81x = 1,597,418,564,045.06
  5. Step 5: Solve for x
    x = 1,597,418,564,045.06/844,139.81
  6. Step 6: Final answer
    x = 1,892,362.55

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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.