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Finding the Third Proportional to 200,603 and 437,188

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Solution

The third proportional to 200,603 and 437,188 is: 952,794.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,603 : 437,188 = 437,188 : x
  2. Step 2: Convert to fraction form
    200,603/437,188 = 437,188/x
  3. Step 3: Cross multiply
    200,603x = 437,188 × 437,188
  4. Step 4: Simplify right side
    200,603x = 191,133,347,344
  5. Step 5: Solve for x
    x = 191,133,347,344/200,603
  6. Step 6: Final answer
    x = 952,794.06

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.