Home / 984,412.20-1,358,489.73-531,703.20

Finding the Fourth Proportional to 984,412.20, 1,358,489.73 and 531,703.20

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Solution

The fourth proportional to 984,412.20, 1,358,489.73 and 531,703.20 is: 733,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,412.20 : 1,358,489.73 = 531,703.20 : x
  2. Step 2: Convert to fraction form
    984,412.20/1,358,489.73 = 531,703.20/x
  3. Step 3: Cross multiply
    984,412.20x = 1,358,489.73 × 531,703.20
  4. Step 4: Simplify right side
    984,412.20x = 722,313,336,608.14
  5. Step 5: Solve for x
    x = 722,313,336,608.14/984,412.20
  6. Step 6: Final answer
    x = 733,750.90

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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.