Home / 263,017.27-394,384.43-136,343.50

Finding the Fourth Proportional to 263,017.27, 394,384.43 and 136,343.50

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Solution

The fourth proportional to 263,017.27, 394,384.43 and 136,343.50 is: 204,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,017.27 : 394,384.43 = 136,343.50 : x
  2. Step 2: Convert to fraction form
    263,017.27/394,384.43 = 136,343.50/x
  3. Step 3: Cross multiply
    263,017.27x = 394,384.43 × 136,343.50
  4. Step 4: Simplify right side
    263,017.27x = 53,771,751,864.03
  5. Step 5: Solve for x
    x = 53,771,751,864.03/263,017.27
  6. Step 6: Final answer
    x = 204,441.90

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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.