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Finding the Third Proportional to 74,081,250 and 159,540,696

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Solution

The third proportional to 74,081,250 and 159,540,696 is: 343,585,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,081,250 : 159,540,696 = 159,540,696 : x
  2. Step 2: Convert to fraction form
    74,081,250/159,540,696 = 159,540,696/x
  3. Step 3: Cross multiply
    74,081,250x = 159,540,696 × 159,540,696
  4. Step 4: Simplify right side
    74,081,250x = 25,453,233,680,164,416
  5. Step 5: Solve for x
    x = 25,453,233,680,164,416/74,081,250
  6. Step 6: Final answer
    x = 343,585,369.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.