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Finding the Third Proportional to 72,462 and 106,098

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Solution

The third proportional to 72,462 and 106,098 is: 155,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,462 : 106,098 = 106,098 : x
  2. Step 2: Convert to fraction form
    72,462/106,098 = 106,098/x
  3. Step 3: Cross multiply
    72,462x = 106,098 × 106,098
  4. Step 4: Simplify right side
    72,462x = 11,256,785,604
  5. Step 5: Solve for x
    x = 11,256,785,604/72,462
  6. Step 6: Final answer
    x = 155,347.43

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.