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Finding the Third Proportional to 116,397 and 254,664

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Solution

The third proportional to 116,397 and 254,664 is: 557,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,397 : 254,664 = 254,664 : x
  2. Step 2: Convert to fraction form
    116,397/254,664 = 254,664/x
  3. Step 3: Cross multiply
    116,397x = 254,664 × 254,664
  4. Step 4: Simplify right side
    116,397x = 64,853,752,896
  5. Step 5: Solve for x
    x = 64,853,752,896/116,397
  6. Step 6: Final answer
    x = 557,177.19

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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.