Home / 494,941.92-683,021.64-268,587.36

Finding the Fourth Proportional to 494,941.92, 683,021.64 and 268,587.36

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Solution

The fourth proportional to 494,941.92, 683,021.64 and 268,587.36 is: 370,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,941.92 : 683,021.64 = 268,587.36 : x
  2. Step 2: Convert to fraction form
    494,941.92/683,021.64 = 268,587.36/x
  3. Step 3: Cross multiply
    494,941.92x = 683,021.64 × 268,587.36
  4. Step 4: Simplify right side
    494,941.92x = 183,450,979,110.47
  5. Step 5: Solve for x
    x = 183,450,979,110.47/494,941.92
  6. Step 6: Final answer
    x = 370,651.53

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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.