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Finding the Third Proportional to 127,268 and 276,460

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Solution

The third proportional to 127,268 and 276,460 is: 600,544.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,268 : 276,460 = 276,460 : x
  2. Step 2: Convert to fraction form
    127,268/276,460 = 276,460/x
  3. Step 3: Cross multiply
    127,268x = 276,460 × 276,460
  4. Step 4: Simplify right side
    127,268x = 76,430,131,600
  5. Step 5: Solve for x
    x = 76,430,131,600/127,268
  6. Step 6: Final answer
    x = 600,544.77

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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.