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Finding the Third Proportional to 52,442 and 115,252

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Solution

The third proportional to 52,442 and 115,252 is: 253,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,442 : 115,252 = 115,252 : x
  2. Step 2: Convert to fraction form
    52,442/115,252 = 115,252/x
  3. Step 3: Cross multiply
    52,442x = 115,252 × 115,252
  4. Step 4: Simplify right side
    52,442x = 13,283,023,504
  5. Step 5: Solve for x
    x = 13,283,023,504/52,442
  6. Step 6: Final answer
    x = 253,289.80

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.