Home / 276,008.18-413,589.76-185,716.50

Finding the Fourth Proportional to 276,008.18, 413,589.76 and 185,716.50

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Solution

The fourth proportional to 276,008.18, 413,589.76 and 185,716.50 is: 278,290.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,008.18 : 413,589.76 = 185,716.50 : x
  2. Step 2: Convert to fraction form
    276,008.18/413,589.76 = 185,716.50/x
  3. Step 3: Cross multiply
    276,008.18x = 413,589.76 × 185,716.50
  4. Step 4: Simplify right side
    276,008.18x = 76,810,441,692.44
  5. Step 5: Solve for x
    x = 76,810,441,692.44/276,008.18
  6. Step 6: Final answer
    x = 278,290.46

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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.