Home / 481,385.59-664,322.25-263,603.41

Finding the Fourth Proportional to 481,385.59, 664,322.25 and 263,603.41

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Solution

The fourth proportional to 481,385.59, 664,322.25 and 263,603.41 is: 363,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,385.59 : 664,322.25 = 263,603.41 : x
  2. Step 2: Convert to fraction form
    481,385.59/664,322.25 = 263,603.41/x
  3. Step 3: Cross multiply
    481,385.59x = 664,322.25 × 263,603.41
  4. Step 4: Simplify right side
    481,385.59x = 175,117,610,438.87
  5. Step 5: Solve for x
    x = 175,117,610,438.87/481,385.59
  6. Step 6: Final answer
    x = 363,778.26

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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.