Home / 274,800.15-412,200.23-203,941.35

Finding the Fourth Proportional to 274,800.15, 412,200.23 and 203,941.35

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Solution

The fourth proportional to 274,800.15, 412,200.23 and 203,941.35 is: 305,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,800.15 : 412,200.23 = 203,941.35 : x
  2. Step 2: Convert to fraction form
    274,800.15/412,200.23 = 203,941.35/x
  3. Step 3: Cross multiply
    274,800.15x = 412,200.23 × 203,941.35
  4. Step 4: Simplify right side
    274,800.15x = 84,064,670,356.80
  5. Step 5: Solve for x
    x = 84,064,670,356.80/274,800.15
  6. Step 6: Final answer
    x = 305,912.03

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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.