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Finding the Fourth Proportional to 400,033.68, 599,817.24 and 119,475.60

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Solution

The fourth proportional to 400,033.68, 599,817.24 and 119,475.60 is: 179,143.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,033.68 : 599,817.24 = 119,475.60 : x
  2. Step 2: Convert to fraction form
    400,033.68/599,817.24 = 119,475.60/x
  3. Step 3: Cross multiply
    400,033.68x = 599,817.24 × 119,475.60
  4. Step 4: Simplify right side
    400,033.68x = 71,663,524,639.34
  5. Step 5: Solve for x
    x = 71,663,524,639.34/400,033.68
  6. Step 6: Final answer
    x = 179,143.73

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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.