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Finding the Fourth Proportional to 246,321.24, 339,923.24 and 133,143.99

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Solution

The fourth proportional to 246,321.24, 339,923.24 and 133,143.99 is: 183,738.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,321.24 : 339,923.24 = 133,143.99 : x
  2. Step 2: Convert to fraction form
    246,321.24/339,923.24 = 133,143.99/x
  3. Step 3: Cross multiply
    246,321.24x = 339,923.24 × 133,143.99
  4. Step 4: Simplify right side
    246,321.24x = 45,258,735,801.61
  5. Step 5: Solve for x
    x = 45,258,735,801.61/246,321.24
  6. Step 6: Final answer
    x = 183,738.67

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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.