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Finding the Third Proportional to 156,658.50 and 228,287.25

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Solution

The third proportional to 156,658.50 and 228,287.25 is: 332,666.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,658.50 : 228,287.25 = 228,287.25 : x
  2. Step 2: Convert to fraction form
    156,658.50/228,287.25 = 228,287.25/x
  3. Step 3: Cross multiply
    156,658.50x = 228,287.25 × 228,287.25
  4. Step 4: Simplify right side
    156,658.50x = 52,115,068,512.56
  5. Step 5: Solve for x
    x = 52,115,068,512.56/156,658.50
  6. Step 6: Final answer
    x = 332,666.71

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.