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Finding the Fourth Proportional to 363,222.35, 501,309.51 and 227,311.37

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Solution

The fourth proportional to 363,222.35, 501,309.51 and 227,311.37 is: 313,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,222.35 : 501,309.51 = 227,311.37 : x
  2. Step 2: Convert to fraction form
    363,222.35/501,309.51 = 227,311.37/x
  3. Step 3: Cross multiply
    363,222.35x = 501,309.51 × 227,311.37
  4. Step 4: Simplify right side
    363,222.35x = 113,953,351,512.13
  5. Step 5: Solve for x
    x = 113,953,351,512.13/363,222.35
  6. Step 6: Final answer
    x = 313,728.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.