Home / 477,942.75-659,483.82-273,956.13

Finding the Fourth Proportional to 477,942.75, 659,483.82 and 273,956.13

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Solution

The fourth proportional to 477,942.75, 659,483.82 and 273,956.13 is: 378,015.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,942.75 : 659,483.82 = 273,956.13 : x
  2. Step 2: Convert to fraction form
    477,942.75/659,483.82 = 273,956.13/x
  3. Step 3: Cross multiply
    477,942.75x = 659,483.82 × 273,956.13
  4. Step 4: Simplify right side
    477,942.75x = 180,669,635,403.75
  5. Step 5: Solve for x
    x = 180,669,635,403.75/477,942.75
  6. Step 6: Final answer
    x = 378,015.22

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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.