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Finding the Third Proportional to 236,476 and 518,941

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Solution

The third proportional to 236,476 and 518,941 is: 1,138,803.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,476 : 518,941 = 518,941 : x
  2. Step 2: Convert to fraction form
    236,476/518,941 = 518,941/x
  3. Step 3: Cross multiply
    236,476x = 518,941 × 518,941
  4. Step 4: Simplify right side
    236,476x = 269,299,761,481
  5. Step 5: Solve for x
    x = 269,299,761,481/236,476
  6. Step 6: Final answer
    x = 1,138,803.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.