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Finding the Fourth Proportional to 331,759.00, 457,813.83 and 186,560.65

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Solution

The fourth proportional to 331,759.00, 457,813.83 and 186,560.65 is: 257,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,759.00 : 457,813.83 = 186,560.65 : x
  2. Step 2: Convert to fraction form
    331,759.00/457,813.83 = 186,560.65/x
  3. Step 3: Cross multiply
    331,759.00x = 457,813.83 × 186,560.65
  4. Step 4: Simplify right side
    331,759.00x = 85,410,045,258.86
  5. Step 5: Solve for x
    x = 85,410,045,258.86/331,759.00
  6. Step 6: Final answer
    x = 257,446.06

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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.