Home / 436,771.20-654,767.04-170,469.84

Finding the Fourth Proportional to 436,771.20, 654,767.04 and 170,469.84

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Solution

The fourth proportional to 436,771.20, 654,767.04 and 170,469.84 is: 255,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,771.20 : 654,767.04 = 170,469.84 : x
  2. Step 2: Convert to fraction form
    436,771.20/654,767.04 = 170,469.84/x
  3. Step 3: Cross multiply
    436,771.20x = 654,767.04 × 170,469.84
  4. Step 4: Simplify right side
    436,771.20x = 111,618,032,546.07
  5. Step 5: Solve for x
    x = 111,618,032,546.07/436,771.20
  6. Step 6: Final answer
    x = 255,552.64

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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.