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Finding the Third Proportional to 131,696 and 284,668

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Solution

The third proportional to 131,696 and 284,668 is: 615,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,696 : 284,668 = 284,668 : x
  2. Step 2: Convert to fraction form
    131,696/284,668 = 284,668/x
  3. Step 3: Cross multiply
    131,696x = 284,668 × 284,668
  4. Step 4: Simplify right side
    131,696x = 81,035,870,224
  5. Step 5: Solve for x
    x = 81,035,870,224/131,696
  6. Step 6: Final answer
    x = 615,325.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.