Home / 682,850.45-942,333.46-376,926.74

Finding the Fourth Proportional to 682,850.45, 942,333.46 and 376,926.74

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Solution

The fourth proportional to 682,850.45, 942,333.46 and 376,926.74 is: 520,158.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,850.45 : 942,333.46 = 376,926.74 : x
  2. Step 2: Convert to fraction form
    682,850.45/942,333.46 = 376,926.74/x
  3. Step 3: Cross multiply
    682,850.45x = 942,333.46 × 376,926.74
  4. Step 4: Simplify right side
    682,850.45x = 355,190,672,474.42
  5. Step 5: Solve for x
    x = 355,190,672,474.42/682,850.45
  6. Step 6: Final answer
    x = 520,158.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.