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Finding the Third Proportional to 119,556 and 251,505

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Solution

The third proportional to 119,556 and 251,505 is: 529,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,556 : 251,505 = 251,505 : x
  2. Step 2: Convert to fraction form
    119,556/251,505 = 251,505/x
  3. Step 3: Cross multiply
    119,556x = 251,505 × 251,505
  4. Step 4: Simplify right side
    119,556x = 63,254,765,025
  5. Step 5: Solve for x
    x = 63,254,765,025/119,556
  6. Step 6: Final answer
    x = 529,080.64

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.