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Finding the Third Proportional to 171,861.75 and 376,255.13

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Solution

The third proportional to 171,861.75 and 376,255.13 is: 823,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,861.75 : 376,255.13 = 376,255.13 : x
  2. Step 2: Convert to fraction form
    171,861.75/376,255.13 = 376,255.13/x
  3. Step 3: Cross multiply
    171,861.75x = 376,255.13 × 376,255.13
  4. Step 4: Simplify right side
    171,861.75x = 141,567,919,088.77
  5. Step 5: Solve for x
    x = 141,567,919,088.77/171,861.75
  6. Step 6: Final answer
    x = 823,731.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.