Home / 353,096.57-487,271.22-200,163.60

Finding the Fourth Proportional to 353,096.57, 487,271.22 and 200,163.60

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Solution

The fourth proportional to 353,096.57, 487,271.22 and 200,163.60 is: 276,224.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,096.57 : 487,271.22 = 200,163.60 : x
  2. Step 2: Convert to fraction form
    353,096.57/487,271.22 = 200,163.60/x
  3. Step 3: Cross multiply
    353,096.57x = 487,271.22 × 200,163.60
  4. Step 4: Simplify right side
    353,096.57x = 97,533,961,571.59
  5. Step 5: Solve for x
    x = 97,533,961,571.59/353,096.57
  6. Step 6: Final answer
    x = 276,224.61

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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.