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Finding the Third Proportional to 378,838 and 588,177

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Solution

The third proportional to 378,838 and 588,177 is: 913,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,838 : 588,177 = 588,177 : x
  2. Step 2: Convert to fraction form
    378,838/588,177 = 588,177/x
  3. Step 3: Cross multiply
    378,838x = 588,177 × 588,177
  4. Step 4: Simplify right side
    378,838x = 345,952,183,329
  5. Step 5: Solve for x
    x = 345,952,183,329/378,838
  6. Step 6: Final answer
    x = 913,192.93

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.