Home / 277,876.06-383,257.37-239,179.73

Finding the Fourth Proportional to 277,876.06, 383,257.37 and 239,179.73

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Solution

The fourth proportional to 277,876.06, 383,257.37 and 239,179.73 is: 329,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,876.06 : 383,257.37 = 239,179.73 : x
  2. Step 2: Convert to fraction form
    277,876.06/383,257.37 = 239,179.73/x
  3. Step 3: Cross multiply
    277,876.06x = 383,257.37 × 239,179.73
  4. Step 4: Simplify right side
    277,876.06x = 91,667,393,081.21
  5. Step 5: Solve for x
    x = 91,667,393,081.21/277,876.06
  6. Step 6: Final answer
    x = 329,885.90

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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.