Home / 327,727.50-491,472.20-114,435.50

Finding the Fourth Proportional to 327,727.50, 491,472.20 and 114,435.50

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Solution

The fourth proportional to 327,727.50, 491,472.20 and 114,435.50 is: 171,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,727.50 : 491,472.20 = 114,435.50 : x
  2. Step 2: Convert to fraction form
    327,727.50/491,472.20 = 114,435.50/x
  3. Step 3: Cross multiply
    327,727.50x = 491,472.20 × 114,435.50
  4. Step 4: Simplify right side
    327,727.50x = 56,241,866,943.10
  5. Step 5: Solve for x
    x = 56,241,866,943.10/327,727.50
  6. Step 6: Final answer
    x = 171,611.68

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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.