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Finding the Third Proportional to 251,517.66 and 373,859.30

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Solution

The third proportional to 251,517.66 and 373,859.30 is: 555,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,517.66 : 373,859.30 = 373,859.30 : x
  2. Step 2: Convert to fraction form
    251,517.66/373,859.30 = 373,859.30/x
  3. Step 3: Cross multiply
    251,517.66x = 373,859.30 × 373,859.30
  4. Step 4: Simplify right side
    251,517.66x = 139,770,773,859.87
  5. Step 5: Solve for x
    x = 139,770,773,859.87/251,517.66
  6. Step 6: Final answer
    x = 555,709.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.