Home / 350,865.19-484,193.62-189,719.85

Finding the Fourth Proportional to 350,865.19, 484,193.62 and 189,719.85

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Solution

The fourth proportional to 350,865.19, 484,193.62 and 189,719.85 is: 261,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,865.19 : 484,193.62 = 189,719.85 : x
  2. Step 2: Convert to fraction form
    350,865.19/484,193.62 = 189,719.85/x
  3. Step 3: Cross multiply
    350,865.19x = 484,193.62 × 189,719.85
  4. Step 4: Simplify right side
    350,865.19x = 91,861,140,483.06
  5. Step 5: Solve for x
    x = 91,861,140,483.06/350,865.19
  6. Step 6: Final answer
    x = 261,813.21

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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.