Home / 694,947.06-1,041,706.85-394,786.71

Finding the Fourth Proportional to 694,947.06, 1,041,706.85 and 394,786.71

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Solution

The fourth proportional to 694,947.06, 1,041,706.85 and 394,786.71 is: 591,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,947.06 : 1,041,706.85 = 394,786.71 : x
  2. Step 2: Convert to fraction form
    694,947.06/1,041,706.85 = 394,786.71/x
  3. Step 3: Cross multiply
    694,947.06x = 1,041,706.85 × 394,786.71
  4. Step 4: Simplify right side
    694,947.06x = 411,252,018,122.03
  5. Step 5: Solve for x
    x = 411,252,018,122.03/694,947.06
  6. Step 6: Final answer
    x = 591,774.60

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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.