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Finding the Fourth Proportional to 277,810.14, 383,379.83 and 150,485.73

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Solution

The fourth proportional to 277,810.14, 383,379.83 and 150,485.73 is: 207,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,810.14 : 383,379.83 = 150,485.73 : x
  2. Step 2: Convert to fraction form
    277,810.14/383,379.83 = 150,485.73/x
  3. Step 3: Cross multiply
    277,810.14x = 383,379.83 × 150,485.73
  4. Step 4: Simplify right side
    277,810.14x = 57,693,193,584.83
  5. Step 5: Solve for x
    x = 57,693,193,584.83/277,810.14
  6. Step 6: Final answer
    x = 207,671.30

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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.