Home / 649,097.36-973,738.19-199,855.57

Finding the Fourth Proportional to 649,097.36, 973,738.19 and 199,855.57

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Solution

The fourth proportional to 649,097.36, 973,738.19 and 199,855.57 is: 299,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,097.36 : 973,738.19 = 199,855.57 : x
  2. Step 2: Convert to fraction form
    649,097.36/973,738.19 = 199,855.57/x
  3. Step 3: Cross multiply
    649,097.36x = 973,738.19 × 199,855.57
  4. Step 4: Simplify right side
    649,097.36x = 194,607,000,993.22
  5. Step 5: Solve for x
    x = 194,607,000,993.22/649,097.36
  6. Step 6: Final answer
    x = 299,811.73

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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.