Home / 694,952.60-1,041,311.10-394,539.80

Finding the Fourth Proportional to 694,952.60, 1,041,311.10 and 394,539.80

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Solution

The fourth proportional to 694,952.60, 1,041,311.10 and 394,539.80 is: 591,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,952.60 : 1,041,311.10 = 394,539.80 : x
  2. Step 2: Convert to fraction form
    694,952.60/1,041,311.10 = 394,539.80/x
  3. Step 3: Cross multiply
    694,952.60x = 1,041,311.10 × 394,539.80
  4. Step 4: Simplify right side
    694,952.60x = 410,838,673,131.78
  5. Step 5: Solve for x
    x = 410,838,673,131.78/694,952.60
  6. Step 6: Final answer
    x = 591,175.10

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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.