Home / 373,869.07-515,936.69-204,103.19

Finding the Fourth Proportional to 373,869.07, 515,936.69 and 204,103.19

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Solution

The fourth proportional to 373,869.07, 515,936.69 and 204,103.19 is: 281,660.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,869.07 : 515,936.69 = 204,103.19 : x
  2. Step 2: Convert to fraction form
    373,869.07/515,936.69 = 204,103.19/x
  3. Step 3: Cross multiply
    373,869.07x = 515,936.69 × 204,103.19
  4. Step 4: Simplify right side
    373,869.07x = 105,304,325,301.75
  5. Step 5: Solve for x
    x = 105,304,325,301.75/373,869.07
  6. Step 6: Final answer
    x = 281,660.97

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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.