Home / 481,587.24-664,583.66-277,638.56

Finding the Fourth Proportional to 481,587.24, 664,583.66 and 277,638.56

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Solution

The fourth proportional to 481,587.24, 664,583.66 and 277,638.56 is: 383,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,587.24 : 664,583.66 = 277,638.56 : x
  2. Step 2: Convert to fraction form
    481,587.24/664,583.66 = 277,638.56/x
  3. Step 3: Cross multiply
    481,587.24x = 664,583.66 × 277,638.56
  4. Step 4: Simplify right side
    481,587.24x = 184,514,050,361.93
  5. Step 5: Solve for x
    x = 184,514,050,361.93/481,587.24
  6. Step 6: Final answer
    x = 383,137.33

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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.