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Finding the Third Proportional to 271,464.75 and 356,977.13

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Solution

The third proportional to 271,464.75 and 356,977.13 is: 469,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,464.75 : 356,977.13 = 356,977.13 : x
  2. Step 2: Convert to fraction form
    271,464.75/356,977.13 = 356,977.13/x
  3. Step 3: Cross multiply
    271,464.75x = 356,977.13 × 356,977.13
  4. Step 4: Simplify right side
    271,464.75x = 127,432,667,773.27
  5. Step 5: Solve for x
    x = 127,432,667,773.27/271,464.75
  6. Step 6: Final answer
    x = 469,426.21

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.