Home / 327,016.85-451,002.23-212,182.34

Finding the Fourth Proportional to 327,016.85, 451,002.23 and 212,182.34

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Solution

The fourth proportional to 327,016.85, 451,002.23 and 212,182.34 is: 292,629.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,016.85 : 451,002.23 = 212,182.34 : x
  2. Step 2: Convert to fraction form
    327,016.85/451,002.23 = 212,182.34/x
  3. Step 3: Cross multiply
    327,016.85x = 451,002.23 × 212,182.34
  4. Step 4: Simplify right side
    327,016.85x = 95,694,705,986.38
  5. Step 5: Solve for x
    x = 95,694,705,986.38/327,016.85
  6. Step 6: Final answer
    x = 292,629.29

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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.