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Finding the Third Proportional to 126,814 and 274,764

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Solution

The third proportional to 126,814 and 274,764 is: 595,322.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,814 : 274,764 = 274,764 : x
  2. Step 2: Convert to fraction form
    126,814/274,764 = 274,764/x
  3. Step 3: Cross multiply
    126,814x = 274,764 × 274,764
  4. Step 4: Simplify right side
    126,814x = 75,495,255,696
  5. Step 5: Solve for x
    x = 75,495,255,696/126,814
  6. Step 6: Final answer
    x = 595,322.72

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.