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Finding the Third Proportional to 113,787 and 163,906

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Solution

The third proportional to 113,787 and 163,906 is: 236,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,787 : 163,906 = 163,906 : x
  2. Step 2: Convert to fraction form
    113,787/163,906 = 163,906/x
  3. Step 3: Cross multiply
    113,787x = 163,906 × 163,906
  4. Step 4: Simplify right side
    113,787x = 26,865,176,836
  5. Step 5: Solve for x
    x = 26,865,176,836/113,787
  6. Step 6: Final answer
    x = 236,100.58

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.