Home / 263,490.04-395,628.72-259,553.44

Finding the Fourth Proportional to 263,490.04, 395,628.72 and 259,553.44

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Solution

The fourth proportional to 263,490.04, 395,628.72 and 259,553.44 is: 389,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,490.04 : 395,628.72 = 259,553.44 : x
  2. Step 2: Convert to fraction form
    263,490.04/395,628.72 = 259,553.44/x
  3. Step 3: Cross multiply
    263,490.04x = 395,628.72 × 259,553.44
  4. Step 4: Simplify right side
    263,490.04x = 102,686,795,238.80
  5. Step 5: Solve for x
    x = 102,686,795,238.80/263,490.04
  6. Step 6: Final answer
    x = 389,717.94

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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.