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Finding the Fourth Proportional to 297,704.80, 446,038.80 and 256,232.80

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Solution

The fourth proportional to 297,704.80, 446,038.80 and 256,232.80 is: 383,903.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,704.80 : 446,038.80 = 256,232.80 : x
  2. Step 2: Convert to fraction form
    297,704.80/446,038.80 = 256,232.80/x
  3. Step 3: Cross multiply
    297,704.80x = 446,038.80 × 256,232.80
  4. Step 4: Simplify right side
    297,704.80x = 114,289,770,632.64
  5. Step 5: Solve for x
    x = 114,289,770,632.64/297,704.80
  6. Step 6: Final answer
    x = 383,903.02

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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.