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Finding the Third Proportional to 228,755 and 330,009.50

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Solution

The third proportional to 228,755 and 330,009.50 is: 476,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,755 : 330,009.50 = 330,009.50 : x
  2. Step 2: Convert to fraction form
    228,755/330,009.50 = 330,009.50/x
  3. Step 3: Cross multiply
    228,755x = 330,009.50 × 330,009.50
  4. Step 4: Simplify right side
    228,755x = 108,906,270,090.25
  5. Step 5: Solve for x
    x = 108,906,270,090.25/228,755
  6. Step 6: Final answer
    x = 476,082.58

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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.