Home / 350,439.75-483,607.04-189,294.80

Finding the Fourth Proportional to 350,439.75, 483,607.04 and 189,294.80

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Solution

The fourth proportional to 350,439.75, 483,607.04 and 189,294.80 is: 261,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,439.75 : 483,607.04 = 189,294.80 : x
  2. Step 2: Convert to fraction form
    350,439.75/483,607.04 = 189,294.80/x
  3. Step 3: Cross multiply
    350,439.75x = 483,607.04 × 189,294.80
  4. Step 4: Simplify right side
    350,439.75x = 91,544,294,550.88
  5. Step 5: Solve for x
    x = 91,544,294,550.88/350,439.75
  6. Step 6: Final answer
    x = 261,226.91

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1.5x scale

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.