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Finding the Third Proportional to 133,764 and 201,780

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Solution

The third proportional to 133,764 and 201,780 is: 304,380.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,764 : 201,780 = 201,780 : x
  2. Step 2: Convert to fraction form
    133,764/201,780 = 201,780/x
  3. Step 3: Cross multiply
    133,764x = 201,780 × 201,780
  4. Step 4: Simplify right side
    133,764x = 40,715,168,400
  5. Step 5: Solve for x
    x = 40,715,168,400/133,764
  6. Step 6: Final answer
    x = 304,380.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.