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Finding the Fourth Proportional to 288,096.80, 431,626.80 and 246,624.80

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Solution

The fourth proportional to 288,096.80, 431,626.80 and 246,624.80 is: 369,493.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,096.80 : 431,626.80 = 246,624.80 : x
  2. Step 2: Convert to fraction form
    288,096.80/431,626.80 = 246,624.80/x
  3. Step 3: Cross multiply
    288,096.80x = 431,626.80 × 246,624.80
  4. Step 4: Simplify right side
    288,096.80x = 106,449,873,224.64
  5. Step 5: Solve for x
    x = 106,449,873,224.64/288,096.80
  6. Step 6: Final answer
    x = 369,493.42

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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.