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Finding the Third Proportional to 140,882 and 313,264

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Solution

The third proportional to 140,882 and 313,264 is: 696,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,882 : 313,264 = 313,264 : x
  2. Step 2: Convert to fraction form
    140,882/313,264 = 313,264/x
  3. Step 3: Cross multiply
    140,882x = 313,264 × 313,264
  4. Step 4: Simplify right side
    140,882x = 98,134,333,696
  5. Step 5: Solve for x
    x = 98,134,333,696/140,882
  6. Step 6: Final answer
    x = 696,571.13

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.