Home / 398,673.03-597,586.58-195,983.30

Finding the Fourth Proportional to 398,673.03, 597,586.58 and 195,983.30

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Solution

The fourth proportional to 398,673.03, 597,586.58 and 195,983.30 is: 293,767.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,673.03 : 597,586.58 = 195,983.30 : x
  2. Step 2: Convert to fraction form
    398,673.03/597,586.58 = 195,983.30/x
  3. Step 3: Cross multiply
    398,673.03x = 597,586.58 × 195,983.30
  4. Step 4: Simplify right side
    398,673.03x = 117,116,986,016.27
  5. Step 5: Solve for x
    x = 117,116,986,016.27/398,673.03
  6. Step 6: Final answer
    x = 293,767.02

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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.