Home / 451,173.38-622,619.26-269,892.95

Finding the Fourth Proportional to 451,173.38, 622,619.26 and 269,892.95

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Solution

The fourth proportional to 451,173.38, 622,619.26 and 269,892.95 is: 372,452.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,173.38 : 622,619.26 = 269,892.95 : x
  2. Step 2: Convert to fraction form
    451,173.38/622,619.26 = 269,892.95/x
  3. Step 3: Cross multiply
    451,173.38x = 622,619.26 × 269,892.95
  4. Step 4: Simplify right side
    451,173.38x = 168,040,545,020.39
  5. Step 5: Solve for x
    x = 168,040,545,020.39/451,173.38
  6. Step 6: Final answer
    x = 372,452.26

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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.