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Finding the Fourth Proportional to 444,089.60, 664,190.40 and 397,044.80

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Solution

The fourth proportional to 444,089.60, 664,190.40 and 397,044.80 is: 593,829.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,089.60 : 664,190.40 = 397,044.80 : x
  2. Step 2: Convert to fraction form
    444,089.60/664,190.40 = 397,044.80/x
  3. Step 3: Cross multiply
    444,089.60x = 664,190.40 × 397,044.80
  4. Step 4: Simplify right side
    444,089.60x = 263,713,344,529.92
  5. Step 5: Solve for x
    x = 263,713,344,529.92/444,089.60
  6. Step 6: Final answer
    x = 593,829.14

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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.