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Finding the Third Proportional to 58,923,718 and 138,899,589

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Solution

The third proportional to 58,923,718 and 138,899,589 is: 327,424,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,923,718 : 138,899,589 = 138,899,589 : x
  2. Step 2: Convert to fraction form
    58,923,718/138,899,589 = 138,899,589/x
  3. Step 3: Cross multiply
    58,923,718x = 138,899,589 × 138,899,589
  4. Step 4: Simplify right side
    58,923,718x = 19,293,095,824,368,920
  5. Step 5: Solve for x
    x = 19,293,095,824,368,920/58,923,718
  6. Step 6: Final answer
    x = 327,424,956.86

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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.