Home / 339,199.47-468,077.00-188,286.75

Finding the Fourth Proportional to 339,199.47, 468,077.00 and 188,286.75

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Solution

The fourth proportional to 339,199.47, 468,077.00 and 188,286.75 is: 259,825.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,199.47 : 468,077.00 = 188,286.75 : x
  2. Step 2: Convert to fraction form
    339,199.47/468,077.00 = 188,286.75/x
  3. Step 3: Cross multiply
    339,199.47x = 468,077.00 × 188,286.75
  4. Step 4: Simplify right side
    339,199.47x = 88,132,696,138.32
  5. Step 5: Solve for x
    x = 88,132,696,138.32/339,199.47
  6. Step 6: Final answer
    x = 259,825.57

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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.