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Finding the Third Proportional to 146,184 and 319,422

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Solution

The third proportional to 146,184 and 319,422 is: 697,958.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,184 : 319,422 = 319,422 : x
  2. Step 2: Convert to fraction form
    146,184/319,422 = 319,422/x
  3. Step 3: Cross multiply
    146,184x = 319,422 × 319,422
  4. Step 4: Simplify right side
    146,184x = 102,030,414,084
  5. Step 5: Solve for x
    x = 102,030,414,084/146,184
  6. Step 6: Final answer
    x = 697,958.83

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.