Home / 481,150.25-663,917.84-266,289.80

Finding the Fourth Proportional to 481,150.25, 663,917.84 and 266,289.80

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Solution

The fourth proportional to 481,150.25, 663,917.84 and 266,289.80 is: 367,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,150.25 : 663,917.84 = 266,289.80 : x
  2. Step 2: Convert to fraction form
    481,150.25/663,917.84 = 266,289.80/x
  3. Step 3: Cross multiply
    481,150.25x = 663,917.84 × 266,289.80
  4. Step 4: Simplify right side
    481,150.25x = 176,794,551,528.33
  5. Step 5: Solve for x
    x = 176,794,551,528.33/481,150.25
  6. Step 6: Final answer
    x = 367,441.46

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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.