Home / 199,270.54-276,880.45-197,190.46

Finding the Fourth Proportional to 199,270.54, 276,880.45 and 197,190.46

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Solution

The fourth proportional to 199,270.54, 276,880.45 and 197,190.46 is: 273,990.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,270.54 : 276,880.45 = 197,190.46 : x
  2. Step 2: Convert to fraction form
    199,270.54/276,880.45 = 197,190.46/x
  3. Step 3: Cross multiply
    199,270.54x = 276,880.45 × 197,190.46
  4. Step 4: Simplify right side
    199,270.54x = 54,598,183,300.51
  5. Step 5: Solve for x
    x = 54,598,183,300.51/199,270.54
  6. Step 6: Final answer
    x = 273,990.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.