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Finding the Third Proportional to 146,570 and 313,874

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Solution

The third proportional to 146,570 and 313,874 is: 672,149.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,570 : 313,874 = 313,874 : x
  2. Step 2: Convert to fraction form
    146,570/313,874 = 313,874/x
  3. Step 3: Cross multiply
    146,570x = 313,874 × 313,874
  4. Step 4: Simplify right side
    146,570x = 98,516,887,876
  5. Step 5: Solve for x
    x = 98,516,887,876/146,570
  6. Step 6: Final answer
    x = 672,149.06

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.