Home / 477,942.50-659,483.45-273,955.86

Finding the Fourth Proportional to 477,942.50, 659,483.45 and 273,955.86

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Solution

The fourth proportional to 477,942.50, 659,483.45 and 273,955.86 is: 378,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,942.50 : 659,483.45 = 273,955.86 : x
  2. Step 2: Convert to fraction form
    477,942.50/659,483.45 = 273,955.86/x
  3. Step 3: Cross multiply
    477,942.50x = 659,483.45 × 273,955.86
  4. Step 4: Simplify right side
    477,942.50x = 180,669,355,700.52
  5. Step 5: Solve for x
    x = 180,669,355,700.52/477,942.50
  6. Step 6: Final answer
    x = 378,014.84

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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.