Home / 436,906.20-655,326.90-184,121.40

Finding the Fourth Proportional to 436,906.20, 655,326.90 and 184,121.40

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Solution

The fourth proportional to 436,906.20, 655,326.90 and 184,121.40 is: 276,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,906.20 : 655,326.90 = 184,121.40 : x
  2. Step 2: Convert to fraction form
    436,906.20/655,326.90 = 184,121.40/x
  3. Step 3: Cross multiply
    436,906.20x = 655,326.90 × 184,121.40
  4. Step 4: Simplify right side
    436,906.20x = 120,659,706,285.66
  5. Step 5: Solve for x
    x = 120,659,706,285.66/436,906.20
  6. Step 6: Final answer
    x = 276,168.45

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1.5x scale

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.