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Finding the Third Proportional to 11,888,640 and 18,893,682

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Solution

The third proportional to 11,888,640 and 18,893,682 is: 30,026,245.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888,640 : 18,893,682 = 18,893,682 : x
  2. Step 2: Convert to fraction form
    11,888,640/18,893,682 = 18,893,682/x
  3. Step 3: Cross multiply
    11,888,640x = 18,893,682 × 18,893,682
  4. Step 4: Simplify right side
    11,888,640x = 356,971,219,517,124
  5. Step 5: Solve for x
    x = 356,971,219,517,124/11,888,640
  6. Step 6: Final answer
    x = 30,026,245.18

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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.