Home / 481,582.08-722,399.04-200,816.64

Finding the Fourth Proportional to 481,582.08, 722,399.04 and 200,816.64

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Solution

The fourth proportional to 481,582.08, 722,399.04 and 200,816.64 is: 301,235.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,582.08 : 722,399.04 = 200,816.64 : x
  2. Step 2: Convert to fraction form
    481,582.08/722,399.04 = 200,816.64/x
  3. Step 3: Cross multiply
    481,582.08x = 722,399.04 × 200,816.64
  4. Step 4: Simplify right side
    481,582.08x = 145,069,747,952.03
  5. Step 5: Solve for x
    x = 145,069,747,952.03/481,582.08
  6. Step 6: Final answer
    x = 301,235.77

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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.