Home / 481,623.99-664,651.85-274,888.24

Finding the Fourth Proportional to 481,623.99, 664,651.85 and 274,888.24

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Solution

The fourth proportional to 481,623.99, 664,651.85 and 274,888.24 is: 379,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,623.99 : 664,651.85 = 274,888.24 : x
  2. Step 2: Convert to fraction form
    481,623.99/664,651.85 = 274,888.24/x
  3. Step 3: Cross multiply
    481,623.99x = 664,651.85 × 274,888.24
  4. Step 4: Simplify right side
    481,623.99x = 182,704,981,215.88
  5. Step 5: Solve for x
    x = 182,704,981,215.88/481,623.99
  6. Step 6: Final answer
    x = 379,351.91

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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.