Home / 270,362.88-373,103.20-149,512.36

Finding the Fourth Proportional to 270,362.88, 373,103.20 and 149,512.36

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Solution

The fourth proportional to 270,362.88, 373,103.20 and 149,512.36 is: 206,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,362.88 : 373,103.20 = 149,512.36 : x
  2. Step 2: Convert to fraction form
    270,362.88/373,103.20 = 149,512.36/x
  3. Step 3: Cross multiply
    270,362.88x = 373,103.20 × 149,512.36
  4. Step 4: Simplify right side
    270,362.88x = 55,783,540,889.16
  5. Step 5: Solve for x
    x = 55,783,540,889.16/270,362.88
  6. Step 6: Final answer
    x = 206,328.40

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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.