Home / 831,562.66-1,247,333.05-200,471.41

Finding the Fourth Proportional to 831,562.66, 1,247,333.05 and 200,471.41

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Solution

The fourth proportional to 831,562.66, 1,247,333.05 and 200,471.41 is: 300,704.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,562.66 : 1,247,333.05 = 200,471.41 : x
  2. Step 2: Convert to fraction form
    831,562.66/1,247,333.05 = 200,471.41/x
  3. Step 3: Cross multiply
    831,562.66x = 1,247,333.05 × 200,471.41
  4. Step 4: Simplify right side
    831,562.66x = 250,054,608,034.08
  5. Step 5: Solve for x
    x = 250,054,608,034.08/831,562.66
  6. Step 6: Final answer
    x = 300,704.47

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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.