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Finding the Fourth Proportional to 300,183.92, 414,073.32 and 198,210.32

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Solution

The fourth proportional to 300,183.92, 414,073.32 and 198,210.32 is: 273,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,183.92 : 414,073.32 = 198,210.32 : x
  2. Step 2: Convert to fraction form
    300,183.92/414,073.32 = 198,210.32/x
  3. Step 3: Cross multiply
    300,183.92x = 414,073.32 × 198,210.32
  4. Step 4: Simplify right side
    300,183.92x = 82,073,605,260.66
  5. Step 5: Solve for x
    x = 82,073,605,260.66/300,183.92
  6. Step 6: Final answer
    x = 273,411.06

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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.