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Finding the Third Proportional to 82,614 and 124,695

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Solution

The third proportional to 82,614 and 124,695 is: 188,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,614 : 124,695 = 124,695 : x
  2. Step 2: Convert to fraction form
    82,614/124,695 = 124,695/x
  3. Step 3: Cross multiply
    82,614x = 124,695 × 124,695
  4. Step 4: Simplify right side
    82,614x = 15,548,843,025
  5. Step 5: Solve for x
    x = 15,548,843,025/82,614
  6. Step 6: Final answer
    x = 188,210.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.