Home / 317,010.38-437,519.07-196,190.60

Finding the Fourth Proportional to 317,010.38, 437,519.07 and 196,190.60

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Solution

The fourth proportional to 317,010.38, 437,519.07 and 196,190.60 is: 270,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,010.38 : 437,519.07 = 196,190.60 : x
  2. Step 2: Convert to fraction form
    317,010.38/437,519.07 = 196,190.60/x
  3. Step 3: Cross multiply
    317,010.38x = 437,519.07 × 196,190.60
  4. Step 4: Simplify right side
    317,010.38x = 85,837,126,667.15
  5. Step 5: Solve for x
    x = 85,837,126,667.15/317,010.38
  6. Step 6: Final answer
    x = 270,770.72

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1.5x scale

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.