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Finding the Third Proportional to 173,892 and 276,402

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Solution

The third proportional to 173,892 and 276,402 is: 439,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,892 : 276,402 = 276,402 : x
  2. Step 2: Convert to fraction form
    173,892/276,402 = 276,402/x
  3. Step 3: Cross multiply
    173,892x = 276,402 × 276,402
  4. Step 4: Simplify right side
    173,892x = 76,398,065,604
  5. Step 5: Solve for x
    x = 76,398,065,604/173,892
  6. Step 6: Final answer
    x = 439,342.04

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.