Home / 397,580.36-595,936.80-195,315.66

Finding the Fourth Proportional to 397,580.36, 595,936.80 and 195,315.66

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Solution

The fourth proportional to 397,580.36, 595,936.80 and 195,315.66 is: 292,760.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,580.36 : 595,936.80 = 195,315.66 : x
  2. Step 2: Convert to fraction form
    397,580.36/595,936.80 = 195,315.66/x
  3. Step 3: Cross multiply
    397,580.36x = 595,936.80 × 195,315.66
  4. Step 4: Simplify right side
    397,580.36x = 116,395,789,410.29
  5. Step 5: Solve for x
    x = 116,395,789,410.29/397,580.36
  6. Step 6: Final answer
    x = 292,760.41

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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.