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Finding the Third Proportional to 134,108.25 and 279,127.31

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Solution

The third proportional to 134,108.25 and 279,127.31 is: 580,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,108.25 : 279,127.31 = 279,127.31 : x
  2. Step 2: Convert to fraction form
    134,108.25/279,127.31 = 279,127.31/x
  3. Step 3: Cross multiply
    134,108.25x = 279,127.31 × 279,127.31
  4. Step 4: Simplify right side
    134,108.25x = 77,912,056,583.47
  5. Step 5: Solve for x
    x = 77,912,056,583.47/134,108.25
  6. Step 6: Final answer
    x = 580,963.93

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.