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Finding the Third Proportional to 222,840.50 and 480,331.50

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Solution

The third proportional to 222,840.50 and 480,331.50 is: 1,035,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,840.50 : 480,331.50 = 480,331.50 : x
  2. Step 2: Convert to fraction form
    222,840.50/480,331.50 = 480,331.50/x
  3. Step 3: Cross multiply
    222,840.50x = 480,331.50 × 480,331.50
  4. Step 4: Simplify right side
    222,840.50x = 230,718,349,892.25
  5. Step 5: Solve for x
    x = 230,718,349,892.25/222,840.50
  6. Step 6: Final answer
    x = 1,035,351.97

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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.