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Finding the Fourth Proportional to 329,744.72, 454,544.52 and 202,183.76

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Solution

The fourth proportional to 329,744.72, 454,544.52 and 202,183.76 is: 278,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,744.72 : 454,544.52 = 202,183.76 : x
  2. Step 2: Convert to fraction form
    329,744.72/454,544.52 = 202,183.76/x
  3. Step 3: Cross multiply
    329,744.72x = 454,544.52 × 202,183.76
  4. Step 4: Simplify right side
    329,744.72x = 91,901,520,141.00
  5. Step 5: Solve for x
    x = 91,901,520,141.00/329,744.72
  6. Step 6: Final answer
    x = 278,705.05

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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.