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Finding the Third Proportional to 104,460 and 159,138

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Solution

The third proportional to 104,460 and 159,138 is: 242,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,460 : 159,138 = 159,138 : x
  2. Step 2: Convert to fraction form
    104,460/159,138 = 159,138/x
  3. Step 3: Cross multiply
    104,460x = 159,138 × 159,138
  4. Step 4: Simplify right side
    104,460x = 25,324,903,044
  5. Step 5: Solve for x
    x = 25,324,903,044/104,460
  6. Step 6: Final answer
    x = 242,436.37

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.