Home / 276,623.10-414,934.65-273,998.70

Finding the Fourth Proportional to 276,623.10, 414,934.65 and 273,998.70

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Solution

The fourth proportional to 276,623.10, 414,934.65 and 273,998.70 is: 410,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,623.10 : 414,934.65 = 273,998.70 : x
  2. Step 2: Convert to fraction form
    276,623.10/414,934.65 = 273,998.70/x
  3. Step 3: Cross multiply
    276,623.10x = 414,934.65 × 273,998.70
  4. Step 4: Simplify right side
    276,623.10x = 113,691,554,684.96
  5. Step 5: Solve for x
    x = 113,691,554,684.96/276,623.10
  6. Step 6: Final answer
    x = 410,998.05

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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.