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Finding the Third Proportional to 124,772 and 266,134

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Solution

The third proportional to 124,772 and 266,134 is: 567,653.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,772 : 266,134 = 266,134 : x
  2. Step 2: Convert to fraction form
    124,772/266,134 = 266,134/x
  3. Step 3: Cross multiply
    124,772x = 266,134 × 266,134
  4. Step 4: Simplify right side
    124,772x = 70,827,305,956
  5. Step 5: Solve for x
    x = 70,827,305,956/124,772
  6. Step 6: Final answer
    x = 567,653.85

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.