Home / 397,839.80-596,759.70-161,190.20

Finding the Fourth Proportional to 397,839.80, 596,759.70 and 161,190.20

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Solution

The fourth proportional to 397,839.80, 596,759.70 and 161,190.20 is: 241,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,839.80 : 596,759.70 = 161,190.20 : x
  2. Step 2: Convert to fraction form
    397,839.80/596,759.70 = 161,190.20/x
  3. Step 3: Cross multiply
    397,839.80x = 596,759.70 × 161,190.20
  4. Step 4: Simplify right side
    397,839.80x = 96,191,815,394.94
  5. Step 5: Solve for x
    x = 96,191,815,394.94/397,839.80
  6. Step 6: Final answer
    x = 241,785.30

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1.5x scale

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.