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Finding the Third Proportional to 83,668.50 and 127,463.06

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Solution

The third proportional to 83,668.50 and 127,463.06 is: 194,180.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,668.50 : 127,463.06 = 127,463.06 : x
  2. Step 2: Convert to fraction form
    83,668.50/127,463.06 = 127,463.06/x
  3. Step 3: Cross multiply
    83,668.50x = 127,463.06 × 127,463.06
  4. Step 4: Simplify right side
    83,668.50x = 16,246,832,301.88
  5. Step 5: Solve for x
    x = 16,246,832,301.88/83,668.50
  6. Step 6: Final answer
    x = 194,180.99

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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.