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Finding the Fourth Proportional to 483,843.08, 667,726.24 and 268,986.73

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Solution

The fourth proportional to 483,843.08, 667,726.24 and 268,986.73 is: 371,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,843.08 : 667,726.24 = 268,986.73 : x
  2. Step 2: Convert to fraction form
    483,843.08/667,726.24 = 268,986.73/x
  3. Step 3: Cross multiply
    483,843.08x = 667,726.24 × 268,986.73
  4. Step 4: Simplify right side
    483,843.08x = 179,609,496,487.86
  5. Step 5: Solve for x
    x = 179,609,496,487.86/483,843.08
  6. Step 6: Final answer
    x = 371,214.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.