Home / 436,906.10-655,054.57-193,614.69

Finding the Fourth Proportional to 436,906.10, 655,054.57 and 193,614.69

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Solution

The fourth proportional to 436,906.10, 655,054.57 and 193,614.69 is: 290,287.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,906.10 : 655,054.57 = 193,614.69 : x
  2. Step 2: Convert to fraction form
    436,906.10/655,054.57 = 193,614.69/x
  3. Step 3: Cross multiply
    436,906.10x = 655,054.57 × 193,614.69
  4. Step 4: Simplify right side
    436,906.10x = 126,828,188,736.40
  5. Step 5: Solve for x
    x = 126,828,188,736.40/436,906.10
  6. Step 6: Final answer
    x = 290,287.06

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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.