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Finding the Third Proportional to 107,144 and 232,720

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Solution

The third proportional to 107,144 and 232,720 is: 505,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,144 : 232,720 = 232,720 : x
  2. Step 2: Convert to fraction form
    107,144/232,720 = 232,720/x
  3. Step 3: Cross multiply
    107,144x = 232,720 × 232,720
  4. Step 4: Simplify right side
    107,144x = 54,158,598,400
  5. Step 5: Solve for x
    x = 54,158,598,400/107,144
  6. Step 6: Final answer
    x = 505,474.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.