Home / 984,310.86-1,476,589.46-385,194.66

Finding the Fourth Proportional to 984,310.86, 1,476,589.46 and 385,194.66

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Solution

The fourth proportional to 984,310.86, 1,476,589.46 and 385,194.66 is: 577,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,310.86 : 1,476,589.46 = 385,194.66 : x
  2. Step 2: Convert to fraction form
    984,310.86/1,476,589.46 = 385,194.66/x
  3. Step 3: Cross multiply
    984,310.86x = 1,476,589.46 × 385,194.66
  4. Step 4: Simplify right side
    984,310.86x = 568,774,375,004.28
  5. Step 5: Solve for x
    x = 568,774,375,004.28/984,310.86
  6. Step 6: Final answer
    x = 577,840.19

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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.