Home / 327,000.80-451,076.40-205,933.92

Finding the Fourth Proportional to 327,000.80, 451,076.40 and 205,933.92

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Solution

The fourth proportional to 327,000.80, 451,076.40 and 205,933.92 is: 284,072.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,000.80 : 451,076.40 = 205,933.92 : x
  2. Step 2: Convert to fraction form
    327,000.80/451,076.40 = 205,933.92/x
  3. Step 3: Cross multiply
    327,000.80x = 451,076.40 × 205,933.92
  4. Step 4: Simplify right side
    327,000.80x = 92,891,931,271.49
  5. Step 5: Solve for x
    x = 92,891,931,271.49/327,000.80
  6. Step 6: Final answer
    x = 284,072.49

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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.