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Finding the Third Proportional to 68,279.06 and 148,775.06

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Solution

The third proportional to 68,279.06 and 148,775.06 is: 324,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,279.06 : 148,775.06 = 148,775.06 : x
  2. Step 2: Convert to fraction form
    68,279.06/148,775.06 = 148,775.06/x
  3. Step 3: Cross multiply
    68,279.06x = 148,775.06 × 148,775.06
  4. Step 4: Simplify right side
    68,279.06x = 22,134,019,221.88
  5. Step 5: Solve for x
    x = 22,134,019,221.88/68,279.06
  6. Step 6: Final answer
    x = 324,169.93

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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.