Home / 373,868.42-515,935.78-204,102.54

Finding the Fourth Proportional to 373,868.42, 515,935.78 and 204,102.54

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Solution

The fourth proportional to 373,868.42, 515,935.78 and 204,102.54 is: 281,660.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,868.42 : 515,935.78 = 204,102.54 : x
  2. Step 2: Convert to fraction form
    373,868.42/515,935.78 = 204,102.54/x
  3. Step 3: Cross multiply
    373,868.42x = 515,935.78 × 204,102.54
  4. Step 4: Simplify right side
    373,868.42x = 105,303,802,664.63
  5. Step 5: Solve for x
    x = 105,303,802,664.63/373,868.42
  6. Step 6: Final answer
    x = 281,660.07

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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.