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Finding the Third Proportional to 80,960,004 and 128,760,606

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Solution

The third proportional to 80,960,004 and 128,760,606 is: 204,783,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,960,004 : 128,760,606 = 128,760,606 : x
  2. Step 2: Convert to fraction form
    80,960,004/128,760,606 = 128,760,606/x
  3. Step 3: Cross multiply
    80,960,004x = 128,760,606 × 128,760,606
  4. Step 4: Simplify right side
    80,960,004x = 16,579,293,657,487,236
  5. Step 5: Solve for x
    x = 16,579,293,657,487,236/80,960,004
  6. Step 6: Final answer
    x = 204,783,755.41

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.