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Finding the Third Proportional to 806,503,278.09 and 1,245,571,827.47

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Solution

The third proportional to 806,503,278.09 and 1,245,571,827.47 is: 1,923,673,740.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,503,278.09 : 1,245,571,827.47 = 1,245,571,827.47 : x
  2. Step 2: Convert to fraction form
    806,503,278.09/1,245,571,827.47 = 1,245,571,827.47/x
  3. Step 3: Cross multiply
    806,503,278.09x = 1,245,571,827.47 × 1,245,571,827.47
  4. Step 4: Simplify right side
    806,503,278.09x = 1,551,449,177,383,966,208
  5. Step 5: Solve for x
    x = 1,551,449,177,383,966,208/806,503,278.09
  6. Step 6: Final answer
    x = 1,923,673,740.11

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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.