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Finding the Third Proportional to 109,703 and 163,837

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Solution

The third proportional to 109,703 and 163,837 is: 244,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,703 : 163,837 = 163,837 : x
  2. Step 2: Convert to fraction form
    109,703/163,837 = 163,837/x
  3. Step 3: Cross multiply
    109,703x = 163,837 × 163,837
  4. Step 4: Simplify right side
    109,703x = 26,842,562,569
  5. Step 5: Solve for x
    x = 26,842,562,569/109,703
  6. Step 6: Final answer
    x = 244,683.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.