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Finding the Third Proportional to 173,402 and 376,330

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Solution

The third proportional to 173,402 and 376,330 is: 816,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,402 : 376,330 = 376,330 : x
  2. Step 2: Convert to fraction form
    173,402/376,330 = 376,330/x
  3. Step 3: Cross multiply
    173,402x = 376,330 × 376,330
  4. Step 4: Simplify right side
    173,402x = 141,624,268,900
  5. Step 5: Solve for x
    x = 141,624,268,900/173,402
  6. Step 6: Final answer
    x = 816,739.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.