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Finding the Third Proportional to 806,503,285.50 and 1,245,571,838.25

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Solution

The third proportional to 806,503,285.50 and 1,245,571,838.25 is: 1,923,673,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,503,285.50 : 1,245,571,838.25 = 1,245,571,838.25 : x
  2. Step 2: Convert to fraction form
    806,503,285.50/1,245,571,838.25 = 1,245,571,838.25/x
  3. Step 3: Cross multiply
    806,503,285.50x = 1,245,571,838.25 × 1,245,571,838.25
  4. Step 4: Simplify right side
    806,503,285.50x = 1,551,449,204,241,484,288
  5. Step 5: Solve for x
    x = 1,551,449,204,241,484,288/806,503,285.50
  6. Step 6: Final answer
    x = 1,923,673,755.75

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.