Home / 263,050.80-394,576.20-163,323.60

Finding the Fourth Proportional to 263,050.80, 394,576.20 and 163,323.60

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Solution

The fourth proportional to 263,050.80, 394,576.20 and 163,323.60 is: 244,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,050.80 : 394,576.20 = 163,323.60 : x
  2. Step 2: Convert to fraction form
    263,050.80/394,576.20 = 163,323.60/x
  3. Step 3: Cross multiply
    263,050.80x = 394,576.20 × 163,323.60
  4. Step 4: Simplify right side
    263,050.80x = 64,443,605,458.32
  5. Step 5: Solve for x
    x = 64,443,605,458.32/263,050.80
  6. Step 6: Final answer
    x = 244,985.40

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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.