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Finding the Third Proportional to 308,373 and 352,662

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Solution

The third proportional to 308,373 and 352,662 is: 403,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,373 : 352,662 = 352,662 : x
  2. Step 2: Convert to fraction form
    308,373/352,662 = 352,662/x
  3. Step 3: Cross multiply
    308,373x = 352,662 × 352,662
  4. Step 4: Simplify right side
    308,373x = 124,370,486,244
  5. Step 5: Solve for x
    x = 124,370,486,244/308,373
  6. Step 6: Final answer
    x = 403,311.85

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.