Home / 339,787.09-468,896.20-186,825.48

Finding the Fourth Proportional to 339,787.09, 468,896.20 and 186,825.48

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Solution

The fourth proportional to 339,787.09, 468,896.20 and 186,825.48 is: 257,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,787.09 : 468,896.20 = 186,825.48 : x
  2. Step 2: Convert to fraction form
    339,787.09/468,896.20 = 186,825.48/x
  3. Step 3: Cross multiply
    339,787.09x = 468,896.20 × 186,825.48
  4. Step 4: Simplify right side
    339,787.09x = 87,601,757,635.18
  5. Step 5: Solve for x
    x = 87,601,757,635.18/339,787.09
  6. Step 6: Final answer
    x = 257,813.67

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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.