Home / 327,440.75-491,242.88-114,211.73

Finding the Fourth Proportional to 327,440.75, 491,242.88 and 114,211.73

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Solution

The fourth proportional to 327,440.75, 491,242.88 and 114,211.73 is: 171,346.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,440.75 : 491,242.88 = 114,211.73 : x
  2. Step 2: Convert to fraction form
    327,440.75/491,242.88 = 114,211.73/x
  3. Step 3: Cross multiply
    327,440.75x = 491,242.88 × 114,211.73
  4. Step 4: Simplify right side
    327,440.75x = 56,105,698,603.92
  5. Step 5: Solve for x
    x = 56,105,698,603.92/327,440.75
  6. Step 6: Final answer
    x = 171,346.11

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1.5x scale

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.