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Finding the Third Proportional to 127,514.75 and 196,758.25

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Solution

The third proportional to 127,514.75 and 196,758.25 is: 303,602.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,514.75 : 196,758.25 = 196,758.25 : x
  2. Step 2: Convert to fraction form
    127,514.75/196,758.25 = 196,758.25/x
  3. Step 3: Cross multiply
    127,514.75x = 196,758.25 × 196,758.25
  4. Step 4: Simplify right side
    127,514.75x = 38,713,808,943.06
  5. Step 5: Solve for x
    x = 38,713,808,943.06/127,514.75
  6. Step 6: Final answer
    x = 303,602.59

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.