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Finding the Third Proportional to 173,744 and 378,576

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Solution

The third proportional to 173,744 and 378,576 is: 824,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,744 : 378,576 = 378,576 : x
  2. Step 2: Convert to fraction form
    173,744/378,576 = 378,576/x
  3. Step 3: Cross multiply
    173,744x = 378,576 × 378,576
  4. Step 4: Simplify right side
    173,744x = 143,319,787,776
  5. Step 5: Solve for x
    x = 143,319,787,776/173,744
  6. Step 6: Final answer
    x = 824,890.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.