Home / 683,359.28-1,025,208.11-203,584.94

Finding the Fourth Proportional to 683,359.28, 1,025,208.11 and 203,584.94

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Solution

The fourth proportional to 683,359.28, 1,025,208.11 and 203,584.94 is: 305,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,359.28 : 1,025,208.11 = 203,584.94 : x
  2. Step 2: Convert to fraction form
    683,359.28/1,025,208.11 = 203,584.94/x
  3. Step 3: Cross multiply
    683,359.28x = 1,025,208.11 × 203,584.94
  4. Step 4: Simplify right side
    683,359.28x = 208,716,931,561.86
  5. Step 5: Solve for x
    x = 208,716,931,561.86/683,359.28
  6. Step 6: Final answer
    x = 305,427.81

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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.