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Finding the Third Proportional to 308,041 and 674,151

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Solution

The third proportional to 308,041 and 674,151 is: 1,475,386.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,041 : 674,151 = 674,151 : x
  2. Step 2: Convert to fraction form
    308,041/674,151 = 674,151/x
  3. Step 3: Cross multiply
    308,041x = 674,151 × 674,151
  4. Step 4: Simplify right side
    308,041x = 454,479,570,801
  5. Step 5: Solve for x
    x = 454,479,570,801/308,041
  6. Step 6: Final answer
    x = 1,475,386.62

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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.