Home / 729,183.57-1,092,200.71-711,337.65

Finding the Fourth Proportional to 729,183.57, 1,092,200.71 and 711,337.65

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Solution

The fourth proportional to 729,183.57, 1,092,200.71 and 711,337.65 is: 1,065,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,183.57 : 1,092,200.71 = 711,337.65 : x
  2. Step 2: Convert to fraction form
    729,183.57/1,092,200.71 = 711,337.65/x
  3. Step 3: Cross multiply
    729,183.57x = 1,092,200.71 × 711,337.65
  4. Step 4: Simplify right side
    729,183.57x = 776,923,486,379.73
  5. Step 5: Solve for x
    x = 776,923,486,379.73/729,183.57
  6. Step 6: Final answer
    x = 1,065,470.37

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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.