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Finding the Third Proportional to 116,285 and 251,158

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Solution

The third proportional to 116,285 and 251,158 is: 542,463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,285 : 251,158 = 251,158 : x
  2. Step 2: Convert to fraction form
    116,285/251,158 = 251,158/x
  3. Step 3: Cross multiply
    116,285x = 251,158 × 251,158
  4. Step 4: Simplify right side
    116,285x = 63,080,340,964
  5. Step 5: Solve for x
    x = 63,080,340,964/116,285
  6. Step 6: Final answer
    x = 542,463.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.