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Finding the Third Proportional to 234,228 and 520,863

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Solution

The third proportional to 234,228 and 520,863 is: 1,158,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,228 : 520,863 = 520,863 : x
  2. Step 2: Convert to fraction form
    234,228/520,863 = 520,863/x
  3. Step 3: Cross multiply
    234,228x = 520,863 × 520,863
  4. Step 4: Simplify right side
    234,228x = 271,298,264,769
  5. Step 5: Solve for x
    x = 271,298,264,769/234,228
  6. Step 6: Final answer
    x = 1,158,265.73

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.