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Finding the Third Proportional to 203,809.50 and 293,564.25

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Solution

The third proportional to 203,809.50 and 293,564.25 is: 422,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,809.50 : 293,564.25 = 293,564.25 : x
  2. Step 2: Convert to fraction form
    203,809.50/293,564.25 = 293,564.25/x
  3. Step 3: Cross multiply
    203,809.50x = 293,564.25 × 293,564.25
  4. Step 4: Simplify right side
    203,809.50x = 86,179,968,878.06
  5. Step 5: Solve for x
    x = 86,179,968,878.06/203,809.50
  6. Step 6: Final answer
    x = 422,845.69

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.