Home / 481,284.25-664,172.46-263,507.04

Finding the Fourth Proportional to 481,284.25, 664,172.46 and 263,507.04

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Solution

The fourth proportional to 481,284.25, 664,172.46 and 263,507.04 is: 363,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,284.25 : 664,172.46 = 263,507.04 : x
  2. Step 2: Convert to fraction form
    481,284.25/664,172.46 = 263,507.04/x
  3. Step 3: Cross multiply
    481,284.25x = 664,172.46 × 263,507.04
  4. Step 4: Simplify right side
    481,284.25x = 175,014,118,984.12
  5. Step 5: Solve for x
    x = 175,014,118,984.12/481,284.25
  6. Step 6: Final answer
    x = 363,639.82

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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.