Home / 327,199.60-451,383.89-191,239.28

Finding the Fourth Proportional to 327,199.60, 451,383.89 and 191,239.28

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Solution

The fourth proportional to 327,199.60, 451,383.89 and 191,239.28 is: 263,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,199.60 : 451,383.89 = 191,239.28 : x
  2. Step 2: Convert to fraction form
    327,199.60/451,383.89 = 191,239.28/x
  3. Step 3: Cross multiply
    327,199.60x = 451,383.89 × 191,239.28
  4. Step 4: Simplify right side
    327,199.60x = 86,322,329,682.49
  5. Step 5: Solve for x
    x = 86,322,329,682.49/327,199.60
  6. Step 6: Final answer
    x = 263,821.62

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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.