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Finding the Third Proportional to 62,623 and 127,434

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Solution

The third proportional to 62,623 and 127,434 is: 259,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,623 : 127,434 = 127,434 : x
  2. Step 2: Convert to fraction form
    62,623/127,434 = 127,434/x
  3. Step 3: Cross multiply
    62,623x = 127,434 × 127,434
  4. Step 4: Simplify right side
    62,623x = 16,239,424,356
  5. Step 5: Solve for x
    x = 16,239,424,356/62,623
  6. Step 6: Final answer
    x = 259,320.45

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.