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Finding the Third Proportional to 20,691,972 and 48,776,736

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Solution

The third proportional to 20,691,972 and 48,776,736 is: 114,980,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,691,972 : 48,776,736 = 48,776,736 : x
  2. Step 2: Convert to fraction form
    20,691,972/48,776,736 = 48,776,736/x
  3. Step 3: Cross multiply
    20,691,972x = 48,776,736 × 48,776,736
  4. Step 4: Simplify right side
    20,691,972x = 2,379,169,974,813,696
  5. Step 5: Solve for x
    x = 2,379,169,974,813,696/20,691,972
  6. Step 6: Final answer
    x = 114,980,339.95

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.