Home / 462,942.54-694,469.30-163,361.21

Finding the Fourth Proportional to 462,942.54, 694,469.30 and 163,361.21

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Solution

The fourth proportional to 462,942.54, 694,469.30 and 163,361.21 is: 245,061.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,942.54 : 694,469.30 = 163,361.21 : x
  2. Step 2: Convert to fraction form
    462,942.54/694,469.30 = 163,361.21/x
  3. Step 3: Cross multiply
    462,942.54x = 694,469.30 × 163,361.21
  4. Step 4: Simplify right side
    462,942.54x = 113,449,340,866.70
  5. Step 5: Solve for x
    x = 113,449,340,866.70/462,942.54
  6. Step 6: Final answer
    x = 245,061.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.