Home / 327,072.73-451,345.54-191,119.09

Finding the Fourth Proportional to 327,072.73, 451,345.54 and 191,119.09

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Solution

The fourth proportional to 327,072.73, 451,345.54 and 191,119.09 is: 263,735.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,072.73 : 451,345.54 = 191,119.09 : x
  2. Step 2: Convert to fraction form
    327,072.73/451,345.54 = 191,119.09/x
  3. Step 3: Cross multiply
    327,072.73x = 451,345.54 × 191,119.09
  4. Step 4: Simplify right side
    327,072.73x = 86,260,745,668.04
  5. Step 5: Solve for x
    x = 86,260,745,668.04/327,072.73
  6. Step 6: Final answer
    x = 263,735.67

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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.