Home / 984,684.75-1,358,864.96-531,975.75

Finding the Fourth Proportional to 984,684.75, 1,358,864.96 and 531,975.75

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Solution

The fourth proportional to 984,684.75, 1,358,864.96 and 531,975.75 is: 734,126.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,684.75 : 1,358,864.96 = 531,975.75 : x
  2. Step 2: Convert to fraction form
    984,684.75/1,358,864.96 = 531,975.75/x
  3. Step 3: Cross multiply
    984,684.75x = 1,358,864.96 × 531,975.75
  4. Step 4: Simplify right side
    984,684.75x = 722,883,203,584.84
  5. Step 5: Solve for x
    x = 722,883,203,584.84/984,684.75
  6. Step 6: Final answer
    x = 734,126.54

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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.