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Finding the Third Proportional to 214,695 and 462,878

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Solution

The third proportional to 214,695 and 462,878 is: 997,955.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,695 : 462,878 = 462,878 : x
  2. Step 2: Convert to fraction form
    214,695/462,878 = 462,878/x
  3. Step 3: Cross multiply
    214,695x = 462,878 × 462,878
  4. Step 4: Simplify right side
    214,695x = 214,256,042,884
  5. Step 5: Solve for x
    x = 214,256,042,884/214,695
  6. Step 6: Final answer
    x = 997,955.44

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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.