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Finding the Third Proportional to 214,640 and 466,188

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Solution

The third proportional to 214,640 and 466,188 is: 1,012,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,640 : 466,188 = 466,188 : x
  2. Step 2: Convert to fraction form
    214,640/466,188 = 466,188/x
  3. Step 3: Cross multiply
    214,640x = 466,188 × 466,188
  4. Step 4: Simplify right side
    214,640x = 217,331,251,344
  5. Step 5: Solve for x
    x = 217,331,251,344/214,640
  6. Step 6: Final answer
    x = 1,012,538.44

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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.