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Finding the Fourth Proportional to 444,846.60, 667,269.90 and 295,288.20

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Solution

The fourth proportional to 444,846.60, 667,269.90 and 295,288.20 is: 442,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,846.60 : 667,269.90 = 295,288.20 : x
  2. Step 2: Convert to fraction form
    444,846.60/667,269.90 = 295,288.20/x
  3. Step 3: Cross multiply
    444,846.60x = 667,269.90 × 295,288.20
  4. Step 4: Simplify right side
    444,846.60x = 197,036,927,685.18
  5. Step 5: Solve for x
    x = 197,036,927,685.18/444,846.60
  6. Step 6: Final answer
    x = 442,932.30

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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.