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Finding the Third Proportional to 11,817,555 and 25,705,653

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Solution

The third proportional to 11,817,555 and 25,705,653 is: 55,915,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817,555 : 25,705,653 = 25,705,653 : x
  2. Step 2: Convert to fraction form
    11,817,555/25,705,653 = 25,705,653/x
  3. Step 3: Cross multiply
    11,817,555x = 25,705,653 × 25,705,653
  4. Step 4: Simplify right side
    11,817,555x = 660,780,596,156,409
  5. Step 5: Solve for x
    x = 660,780,596,156,409/11,817,555
  6. Step 6: Final answer
    x = 55,915,169.94

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.