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Finding the Third Proportional to 222,786 and 480,708

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Solution

The third proportional to 222,786 and 480,708 is: 1,037,229.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,786 : 480,708 = 480,708 : x
  2. Step 2: Convert to fraction form
    222,786/480,708 = 480,708/x
  3. Step 3: Cross multiply
    222,786x = 480,708 × 480,708
  4. Step 4: Simplify right side
    222,786x = 231,080,181,264
  5. Step 5: Solve for x
    x = 231,080,181,264/222,786
  6. Step 6: Final answer
    x = 1,037,229.36

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.