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Finding the Fourth Proportional to 273,591.06, 410,516.55 and 189,480.66

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Solution

The fourth proportional to 273,591.06, 410,516.55 and 189,480.66 is: 284,311.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,591.06 : 410,516.55 = 189,480.66 : x
  2. Step 2: Convert to fraction form
    273,591.06/410,516.55 = 189,480.66/x
  3. Step 3: Cross multiply
    273,591.06x = 410,516.55 × 189,480.66
  4. Step 4: Simplify right side
    273,591.06x = 77,784,946,834.92
  5. Step 5: Solve for x
    x = 77,784,946,834.92/273,591.06
  6. Step 6: Final answer
    x = 284,311.00

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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.