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Finding the Third Proportional to 228,131.44 and 330,434.44

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Solution

The third proportional to 228,131.44 and 330,434.44 is: 478,614.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,131.44 : 330,434.44 = 330,434.44 : x
  2. Step 2: Convert to fraction form
    228,131.44/330,434.44 = 330,434.44/x
  3. Step 3: Cross multiply
    228,131.44x = 330,434.44 × 330,434.44
  4. Step 4: Simplify right side
    228,131.44x = 109,186,917,485.94
  5. Step 5: Solve for x
    x = 109,186,917,485.94/228,131.44
  6. Step 6: Final answer
    x = 478,614.08

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.