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Finding the Third Proportional to 241,713 and 518,406

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Solution

The third proportional to 241,713 and 518,406 is: 1,111,834.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,713 : 518,406 = 518,406 : x
  2. Step 2: Convert to fraction form
    241,713/518,406 = 518,406/x
  3. Step 3: Cross multiply
    241,713x = 518,406 × 518,406
  4. Step 4: Simplify right side
    241,713x = 268,744,780,836
  5. Step 5: Solve for x
    x = 268,744,780,836/241,713
  6. Step 6: Final answer
    x = 1,111,834.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.