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Finding the Third Proportional to 201,627 and 434,751

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Solution

The third proportional to 201,627 and 434,751 is: 937,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,627 : 434,751 = 434,751 : x
  2. Step 2: Convert to fraction form
    201,627/434,751 = 434,751/x
  3. Step 3: Cross multiply
    201,627x = 434,751 × 434,751
  4. Step 4: Simplify right side
    201,627x = 189,008,432,001
  5. Step 5: Solve for x
    x = 189,008,432,001/201,627
  6. Step 6: Final answer
    x = 937,416.28

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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.