Home / 481,468.72-664,418.67-266,604.17

Finding the Fourth Proportional to 481,468.72, 664,418.67 and 266,604.17

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Solution

The fourth proportional to 481,468.72, 664,418.67 and 266,604.17 is: 367,909.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,468.72 : 664,418.67 = 266,604.17 : x
  2. Step 2: Convert to fraction form
    481,468.72/664,418.67 = 266,604.17/x
  3. Step 3: Cross multiply
    481,468.72x = 664,418.67 × 266,604.17
  4. Step 4: Simplify right side
    481,468.72x = 177,136,786,714.83
  5. Step 5: Solve for x
    x = 177,136,786,714.83/481,468.72
  6. Step 6: Final answer
    x = 367,909.23

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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.