Home / 276,585.40-414,667.50-126,868.24

Finding the Fourth Proportional to 276,585.40, 414,667.50 and 126,868.24

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Solution

The fourth proportional to 276,585.40, 414,667.50 and 126,868.24 is: 190,205.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,585.40 : 414,667.50 = 126,868.24 : x
  2. Step 2: Convert to fraction form
    276,585.40/414,667.50 = 126,868.24/x
  3. Step 3: Cross multiply
    276,585.40x = 414,667.50 × 126,868.24
  4. Step 4: Simplify right side
    276,585.40x = 52,608,135,910.20
  5. Step 5: Solve for x
    x = 52,608,135,910.20/276,585.40
  6. Step 6: Final answer
    x = 190,205.76

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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.