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Finding the Third Proportional to 71,112 and 155,614

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Solution

The third proportional to 71,112 and 155,614 is: 340,529.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,112 : 155,614 = 155,614 : x
  2. Step 2: Convert to fraction form
    71,112/155,614 = 155,614/x
  3. Step 3: Cross multiply
    71,112x = 155,614 × 155,614
  4. Step 4: Simplify right side
    71,112x = 24,215,716,996
  5. Step 5: Solve for x
    x = 24,215,716,996/71,112
  6. Step 6: Final answer
    x = 340,529.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.