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Finding the Third Proportional to 13,087,890 and 27,995,366

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Solution

The third proportional to 13,087,890 and 27,995,366 is: 59,882,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087,890 : 27,995,366 = 27,995,366 : x
  2. Step 2: Convert to fraction form
    13,087,890/27,995,366 = 27,995,366/x
  3. Step 3: Cross multiply
    13,087,890x = 27,995,366 × 27,995,366
  4. Step 4: Simplify right side
    13,087,890x = 783,740,517,473,956
  5. Step 5: Solve for x
    x = 783,740,517,473,956/13,087,890
  6. Step 6: Final answer
    x = 59,882,877.80

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.