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Finding the Third Proportional to 173,577.94 and 262,219.78

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Solution

The third proportional to 173,577.94 and 262,219.78 is: 396,128.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,577.94 : 262,219.78 = 262,219.78 : x
  2. Step 2: Convert to fraction form
    173,577.94/262,219.78 = 262,219.78/x
  3. Step 3: Cross multiply
    173,577.94x = 262,219.78 × 262,219.78
  4. Step 4: Simplify right side
    173,577.94x = 68,759,213,678.80
  5. Step 5: Solve for x
    x = 68,759,213,678.80/173,577.94
  6. Step 6: Final answer
    x = 396,128.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.