Home / 874,094.24-1,311,139.53-275,107.74

Finding the Fourth Proportional to 874,094.24, 1,311,139.53 and 275,107.74

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Solution

The fourth proportional to 874,094.24, 1,311,139.53 and 275,107.74 is: 412,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,094.24 : 1,311,139.53 = 275,107.74 : x
  2. Step 2: Convert to fraction form
    874,094.24/1,311,139.53 = 275,107.74/x
  3. Step 3: Cross multiply
    874,094.24x = 1,311,139.53 × 275,107.74
  4. Step 4: Simplify right side
    874,094.24x = 360,704,632,922.96
  5. Step 5: Solve for x
    x = 360,704,632,922.96/874,094.24
  6. Step 6: Final answer
    x = 412,661.04

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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.