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Finding the Third Proportional to 187,517,326 and 403,835,667

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Solution

The third proportional to 187,517,326 and 403,835,667 is: 869,696,947.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,517,326 : 403,835,667 = 403,835,667 : x
  2. Step 2: Convert to fraction form
    187,517,326/403,835,667 = 403,835,667/x
  3. Step 3: Cross multiply
    187,517,326x = 403,835,667 × 403,835,667
  4. Step 4: Simplify right side
    187,517,326x = 163,083,245,941,334,880
  5. Step 5: Solve for x
    x = 163,083,245,941,334,880/187,517,326
  6. Step 6: Final answer
    x = 869,696,947.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.