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Finding the Third Proportional to 147,966 and 209,368

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Solution

The third proportional to 147,966 and 209,368 is: 296,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,966 : 209,368 = 209,368 : x
  2. Step 2: Convert to fraction form
    147,966/209,368 = 209,368/x
  3. Step 3: Cross multiply
    147,966x = 209,368 × 209,368
  4. Step 4: Simplify right side
    147,966x = 43,834,959,424
  5. Step 5: Solve for x
    x = 43,834,959,424/147,966
  6. Step 6: Final answer
    x = 296,250.22

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.