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Finding the Fourth Proportional to 277,707.98, 383,238.18 and 150,383.67

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Solution

The fourth proportional to 277,707.98, 383,238.18 and 150,383.67 is: 207,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,707.98 : 383,238.18 = 150,383.67 : x
  2. Step 2: Convert to fraction form
    277,707.98/383,238.18 = 150,383.67/x
  3. Step 3: Cross multiply
    277,707.98x = 383,238.18 × 150,383.67
  4. Step 4: Simplify right side
    277,707.98x = 57,632,763,992.52
  5. Step 5: Solve for x
    x = 57,632,763,992.52/277,707.98
  6. Step 6: Final answer
    x = 207,530.10

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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.