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Finding the Fourth Proportional to 444,003.20, 612,711.97 and 242,794.88

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Solution

The fourth proportional to 444,003.20, 612,711.97 and 242,794.88 is: 335,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,003.20 : 612,711.97 = 242,794.88 : x
  2. Step 2: Convert to fraction form
    444,003.20/612,711.97 = 242,794.88/x
  3. Step 3: Cross multiply
    444,003.20x = 612,711.97 × 242,794.88
  4. Step 4: Simplify right side
    444,003.20x = 148,763,325,560.17
  5. Step 5: Solve for x
    x = 148,763,325,560.17/444,003.20
  6. Step 6: Final answer
    x = 335,050.12

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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.