Home / 327,438.25-491,239.13-114,209.23

Finding the Fourth Proportional to 327,438.25, 491,239.13 and 114,209.23

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Solution

The fourth proportional to 327,438.25, 491,239.13 and 114,209.23 is: 171,342.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,438.25 : 491,239.13 = 114,209.23 : x
  2. Step 2: Convert to fraction form
    327,438.25/491,239.13 = 114,209.23/x
  3. Step 3: Cross multiply
    327,438.25x = 491,239.13 × 114,209.23
  4. Step 4: Simplify right side
    327,438.25x = 56,104,042,783.17
  5. Step 5: Solve for x
    x = 56,104,042,783.17/327,438.25
  6. Step 6: Final answer
    x = 171,342.36

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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.