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Finding the Third Proportional to 113,338 and 166,706

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Solution

The third proportional to 113,338 and 166,706 is: 245,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,338 : 166,706 = 166,706 : x
  2. Step 2: Convert to fraction form
    113,338/166,706 = 166,706/x
  3. Step 3: Cross multiply
    113,338x = 166,706 × 166,706
  4. Step 4: Simplify right side
    113,338x = 27,790,890,436
  5. Step 5: Solve for x
    x = 27,790,890,436/113,338
  6. Step 6: Final answer
    x = 245,203.64

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.