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Finding the Third Proportional to 122,079.38 and 253,514.25

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Solution

The third proportional to 122,079.38 and 253,514.25 is: 526,456.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,079.38 : 253,514.25 = 253,514.25 : x
  2. Step 2: Convert to fraction form
    122,079.38/253,514.25 = 253,514.25/x
  3. Step 3: Cross multiply
    122,079.38x = 253,514.25 × 253,514.25
  4. Step 4: Simplify right side
    122,079.38x = 64,269,474,953.06
  5. Step 5: Solve for x
    x = 64,269,474,953.06/122,079.38
  6. Step 6: Final answer
    x = 526,456.45

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.