Home / 557,369.36-835,848.96-192,538.12

Finding the Fourth Proportional to 557,369.36, 835,848.96 and 192,538.12

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Solution

The fourth proportional to 557,369.36, 835,848.96 and 192,538.12 is: 288,736.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,369.36 : 835,848.96 = 192,538.12 : x
  2. Step 2: Convert to fraction form
    557,369.36/835,848.96 = 192,538.12/x
  3. Step 3: Cross multiply
    557,369.36x = 835,848.96 × 192,538.12
  4. Step 4: Simplify right side
    557,369.36x = 160,932,787,685.15
  5. Step 5: Solve for x
    x = 160,932,787,685.15/557,369.36
  6. Step 6: Final answer
    x = 288,736.34

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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.