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Finding the Third Proportional to 8,863,172 and 19,279,264

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Solution

The third proportional to 8,863,172 and 19,279,264 is: 41,936,455.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863,172 : 19,279,264 = 19,279,264 : x
  2. Step 2: Convert to fraction form
    8,863,172/19,279,264 = 19,279,264/x
  3. Step 3: Cross multiply
    8,863,172x = 19,279,264 × 19,279,264
  4. Step 4: Simplify right side
    8,863,172x = 371,690,020,381,696
  5. Step 5: Solve for x
    x = 371,690,020,381,696/8,863,172
  6. Step 6: Final answer
    x = 41,936,455.75

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Why These Related Problems?

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