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Finding the Third Proportional to 53,512 and 117,174

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Solution

The third proportional to 53,512 and 117,174 is: 256,573.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,512 : 117,174 = 117,174 : x
  2. Step 2: Convert to fraction form
    53,512/117,174 = 117,174/x
  3. Step 3: Cross multiply
    53,512x = 117,174 × 117,174
  4. Step 4: Simplify right side
    53,512x = 13,729,746,276
  5. Step 5: Solve for x
    x = 13,729,746,276/53,512
  6. Step 6: Final answer
    x = 256,573.22

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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.