Home / 481,377.75-664,301.34-263,600.16

Finding the Fourth Proportional to 481,377.75, 664,301.34 and 263,600.16

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Solution

The fourth proportional to 481,377.75, 664,301.34 and 263,600.16 is: 363,768.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,377.75 : 664,301.34 = 263,600.16 : x
  2. Step 2: Convert to fraction form
    481,377.75/664,301.34 = 263,600.16/x
  3. Step 3: Cross multiply
    481,377.75x = 664,301.34 × 263,600.16
  4. Step 4: Simplify right side
    481,377.75x = 175,109,939,512.21
  5. Step 5: Solve for x
    x = 175,109,939,512.21/481,377.75
  6. Step 6: Final answer
    x = 363,768.25

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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.