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Finding the Third Proportional to 103,690 and 146,846

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Solution

The third proportional to 103,690 and 146,846 is: 207,963.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,690 : 146,846 = 146,846 : x
  2. Step 2: Convert to fraction form
    103,690/146,846 = 146,846/x
  3. Step 3: Cross multiply
    103,690x = 146,846 × 146,846
  4. Step 4: Simplify right side
    103,690x = 21,563,747,716
  5. Step 5: Solve for x
    x = 21,563,747,716/103,690
  6. Step 6: Final answer
    x = 207,963.62

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.