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Finding the Fourth Proportional to 277,520.85, 416,447.35 and 119,749.31

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Solution

The fourth proportional to 277,520.85, 416,447.35 and 119,749.31 is: 179,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,520.85 : 416,447.35 = 119,749.31 : x
  2. Step 2: Convert to fraction form
    277,520.85/416,447.35 = 119,749.31/x
  3. Step 3: Cross multiply
    277,520.85x = 416,447.35 × 119,749.31
  4. Step 4: Simplify right side
    277,520.85x = 49,869,282,813.83
  5. Step 5: Solve for x
    x = 49,869,282,813.83/277,520.85
  6. Step 6: Final answer
    x = 179,695.63

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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.