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Finding the Third Proportional to 379,568 and 573,273

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Solution

The third proportional to 379,568 and 573,273 is: 865,831.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,568 : 573,273 = 573,273 : x
  2. Step 2: Convert to fraction form
    379,568/573,273 = 573,273/x
  3. Step 3: Cross multiply
    379,568x = 573,273 × 573,273
  4. Step 4: Simplify right side
    379,568x = 328,641,932,529
  5. Step 5: Solve for x
    x = 328,641,932,529/379,568
  6. Step 6: Final answer
    x = 865,831.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.