Home / 360,936.55-498,096.84-199,806.49

Finding the Fourth Proportional to 360,936.55, 498,096.84 and 199,806.49

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Solution

The fourth proportional to 360,936.55, 498,096.84 and 199,806.49 is: 275,735.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,936.55 : 498,096.84 = 199,806.49 : x
  2. Step 2: Convert to fraction form
    360,936.55/498,096.84 = 199,806.49/x
  3. Step 3: Cross multiply
    360,936.55x = 498,096.84 × 199,806.49
  4. Step 4: Simplify right side
    360,936.55x = 99,522,981,280.49
  5. Step 5: Solve for x
    x = 99,522,981,280.49/360,936.55
  6. Step 6: Final answer
    x = 275,735.39

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1.5x scale

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.