Home / 661,600.44-991,941.39-362,222.01

Finding the Fourth Proportional to 661,600.44, 991,941.39 and 362,222.01

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Solution

The fourth proportional to 661,600.44, 991,941.39 and 362,222.01 is: 543,081.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,600.44 : 991,941.39 = 362,222.01 : x
  2. Step 2: Convert to fraction form
    661,600.44/991,941.39 = 362,222.01/x
  3. Step 3: Cross multiply
    661,600.44x = 991,941.39 × 362,222.01
  4. Step 4: Simplify right side
    661,600.44x = 359,303,004,087.99
  5. Step 5: Solve for x
    x = 359,303,004,087.99/661,600.44
  6. Step 6: Final answer
    x = 543,081.57

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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.