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Finding the Third Proportional to 103,860 and 155,614

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Solution

The third proportional to 103,860 and 155,614 is: 233,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,860 : 155,614 = 155,614 : x
  2. Step 2: Convert to fraction form
    103,860/155,614 = 155,614/x
  3. Step 3: Cross multiply
    103,860x = 155,614 × 155,614
  4. Step 4: Simplify right side
    103,860x = 24,215,716,996
  5. Step 5: Solve for x
    x = 24,215,716,996/103,860
  6. Step 6: Final answer
    x = 233,157.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.