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Finding the Fourth Proportional to 246,785.56, 370,178.22 and 80,573.56

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Solution

The fourth proportional to 246,785.56, 370,178.22 and 80,573.56 is: 120,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,785.56 : 370,178.22 = 80,573.56 : x
  2. Step 2: Convert to fraction form
    246,785.56/370,178.22 = 80,573.56/x
  3. Step 3: Cross multiply
    246,785.56x = 370,178.22 × 80,573.56
  4. Step 4: Simplify right side
    246,785.56x = 29,826,577,019.86
  5. Step 5: Solve for x
    x = 29,826,577,019.86/246,785.56
  6. Step 6: Final answer
    x = 120,860.30

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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.