Home / 694,180.20-1,041,615.90-394,890.60

Finding the Fourth Proportional to 694,180.20, 1,041,615.90 and 394,890.60

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Solution

The fourth proportional to 694,180.20, 1,041,615.90 and 394,890.60 is: 592,532.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,180.20 : 1,041,615.90 = 394,890.60 : x
  2. Step 2: Convert to fraction form
    694,180.20/1,041,615.90 = 394,890.60/x
  3. Step 3: Cross multiply
    694,180.20x = 1,041,615.90 × 394,890.60
  4. Step 4: Simplify right side
    694,180.20x = 411,324,327,720.54
  5. Step 5: Solve for x
    x = 411,324,327,720.54/694,180.20
  6. Step 6: Final answer
    x = 592,532.50

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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.