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Finding the Third Proportional to 18,919,883 and 41,502,370

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Solution

The third proportional to 18,919,883 and 41,502,370 is: 91,038,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,919,883 : 41,502,370 = 41,502,370 : x
  2. Step 2: Convert to fraction form
    18,919,883/41,502,370 = 41,502,370/x
  3. Step 3: Cross multiply
    18,919,883x = 41,502,370 × 41,502,370
  4. Step 4: Simplify right side
    18,919,883x = 1,722,446,715,616,900
  5. Step 5: Solve for x
    x = 1,722,446,715,616,900/18,919,883
  6. Step 6: Final answer
    x = 91,038,972.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.