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Finding the Third Proportional to 54,161 and 118,258

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Solution

The third proportional to 54,161 and 118,258 is: 258,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161 : 118,258 = 118,258 : x
  2. Step 2: Convert to fraction form
    54,161/118,258 = 118,258/x
  3. Step 3: Cross multiply
    54,161x = 118,258 × 118,258
  4. Step 4: Simplify right side
    54,161x = 13,984,954,564
  5. Step 5: Solve for x
    x = 13,984,954,564/54,161
  6. Step 6: Final answer
    x = 258,210.79

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.