Home / 984,474.56-1,358,574.90-531,765.56

Finding the Fourth Proportional to 984,474.56, 1,358,574.90 and 531,765.56

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Solution

The fourth proportional to 984,474.56, 1,358,574.90 and 531,765.56 is: 733,836.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,474.56 : 1,358,574.90 = 531,765.56 : x
  2. Step 2: Convert to fraction form
    984,474.56/1,358,574.90 = 531,765.56/x
  3. Step 3: Cross multiply
    984,474.56x = 1,358,574.90 × 531,765.56
  4. Step 4: Simplify right side
    984,474.56x = 722,443,342,500.44
  5. Step 5: Solve for x
    x = 722,443,342,500.44/984,474.56
  6. Step 6: Final answer
    x = 733,836.48

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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.