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Finding the Fourth Proportional to 444,814.80, 667,222.20 and 327,008.40

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Solution

The fourth proportional to 444,814.80, 667,222.20 and 327,008.40 is: 490,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,814.80 : 667,222.20 = 327,008.40 : x
  2. Step 2: Convert to fraction form
    444,814.80/667,222.20 = 327,008.40/x
  3. Step 3: Cross multiply
    444,814.80x = 667,222.20 × 327,008.40
  4. Step 4: Simplify right side
    444,814.80x = 218,187,264,066.48
  5. Step 5: Solve for x
    x = 218,187,264,066.48/444,814.80
  6. Step 6: Final answer
    x = 490,512.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.