Home / 263,191.80-394,787.70-245,566.20

Finding the Fourth Proportional to 263,191.80, 394,787.70 and 245,566.20

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Solution

The fourth proportional to 263,191.80, 394,787.70 and 245,566.20 is: 368,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,191.80 : 394,787.70 = 245,566.20 : x
  2. Step 2: Convert to fraction form
    263,191.80/394,787.70 = 245,566.20/x
  3. Step 3: Cross multiply
    263,191.80x = 394,787.70 × 245,566.20
  4. Step 4: Simplify right side
    263,191.80x = 96,946,515,295.74
  5. Step 5: Solve for x
    x = 96,946,515,295.74/263,191.80
  6. Step 6: Final answer
    x = 368,349.30

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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.