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Finding the Third Proportional to 173,110 and 372,860

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Solution

The third proportional to 173,110 and 372,860 is: 803,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,110 : 372,860 = 372,860 : x
  2. Step 2: Convert to fraction form
    173,110/372,860 = 372,860/x
  3. Step 3: Cross multiply
    173,110x = 372,860 × 372,860
  4. Step 4: Simplify right side
    173,110x = 139,024,579,600
  5. Step 5: Solve for x
    x = 139,024,579,600/173,110
  6. Step 6: Final answer
    x = 803,099.65

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.