Home / 482,584.53-723,858.62-145,616.23

Finding the Fourth Proportional to 482,584.53, 723,858.62 and 145,616.23

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Solution

The fourth proportional to 482,584.53, 723,858.62 and 145,616.23 is: 218,418.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,584.53 : 723,858.62 = 145,616.23 : x
  2. Step 2: Convert to fraction form
    482,584.53/723,858.62 = 145,616.23/x
  3. Step 3: Cross multiply
    482,584.53x = 723,858.62 × 145,616.23
  4. Step 4: Simplify right side
    482,584.53x = 105,405,563,297.40
  5. Step 5: Solve for x
    x = 105,405,563,297.40/482,584.53
  6. Step 6: Final answer
    x = 218,418.86

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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.