Home / 339,822.28-468,944.82-186,860.31

Finding the Fourth Proportional to 339,822.28, 468,944.82 and 186,860.31

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Solution

The fourth proportional to 339,822.28, 468,944.82 and 186,860.31 is: 257,861.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,822.28 : 468,944.82 = 186,860.31 : x
  2. Step 2: Convert to fraction form
    339,822.28/468,944.82 = 186,860.31/x
  3. Step 3: Cross multiply
    339,822.28x = 468,944.82 × 186,860.31
  4. Step 4: Simplify right side
    339,822.28x = 87,627,174,438.09
  5. Step 5: Solve for x
    x = 87,627,174,438.09/339,822.28
  6. Step 6: Final answer
    x = 257,861.77

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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.