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Finding the Third Proportional to 201,913 and 437,265

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Solution

The third proportional to 201,913 and 437,265 is: 946,945.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,913 : 437,265 = 437,265 : x
  2. Step 2: Convert to fraction form
    201,913/437,265 = 437,265/x
  3. Step 3: Cross multiply
    201,913x = 437,265 × 437,265
  4. Step 4: Simplify right side
    201,913x = 191,200,680,225
  5. Step 5: Solve for x
    x = 191,200,680,225/201,913
  6. Step 6: Final answer
    x = 946,945.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.