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Finding the Third Proportional to 213,801 and 464,565

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Solution

The third proportional to 213,801 and 464,565 is: 1,009,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,801 : 464,565 = 464,565 : x
  2. Step 2: Convert to fraction form
    213,801/464,565 = 464,565/x
  3. Step 3: Cross multiply
    213,801x = 464,565 × 464,565
  4. Step 4: Simplify right side
    213,801x = 215,820,639,225
  5. Step 5: Solve for x
    x = 215,820,639,225/213,801
  6. Step 6: Final answer
    x = 1,009,446.35

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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.