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Finding the Third Proportional to 171,400.50 and 262,932.75

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Solution

The third proportional to 171,400.50 and 262,932.75 is: 403,345.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,400.50 : 262,932.75 = 262,932.75 : x
  2. Step 2: Convert to fraction form
    171,400.50/262,932.75 = 262,932.75/x
  3. Step 3: Cross multiply
    171,400.50x = 262,932.75 × 262,932.75
  4. Step 4: Simplify right side
    171,400.50x = 69,133,631,022.56
  5. Step 5: Solve for x
    x = 69,133,631,022.56/171,400.50
  6. Step 6: Final answer
    x = 403,345.56

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.