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Finding the Third Proportional to 110,986 and 171,342

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Solution

The third proportional to 110,986 and 171,342 is: 264,520.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,986 : 171,342 = 171,342 : x
  2. Step 2: Convert to fraction form
    110,986/171,342 = 171,342/x
  3. Step 3: Cross multiply
    110,986x = 171,342 × 171,342
  4. Step 4: Simplify right side
    110,986x = 29,358,080,964
  5. Step 5: Solve for x
    x = 29,358,080,964/110,986
  6. Step 6: Final answer
    x = 264,520.58

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.