Home / 396,036.51-594,104.57-193,639.38

Finding the Fourth Proportional to 396,036.51, 594,104.57 and 193,639.38

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Solution

The fourth proportional to 396,036.51, 594,104.57 and 193,639.38 is: 290,483.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,036.51 : 594,104.57 = 193,639.38 : x
  2. Step 2: Convert to fraction form
    396,036.51/594,104.57 = 193,639.38/x
  3. Step 3: Cross multiply
    396,036.51x = 594,104.57 × 193,639.38
  4. Step 4: Simplify right side
    396,036.51x = 115,042,039,621.77
  5. Step 5: Solve for x
    x = 115,042,039,621.77/396,036.51
  6. Step 6: Final answer
    x = 290,483.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.