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Finding the Fourth Proportional to 273,863.40, 410,103.90 and 179,860.20

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Solution

The fourth proportional to 273,863.40, 410,103.90 and 179,860.20 is: 269,336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,863.40 : 410,103.90 = 179,860.20 : x
  2. Step 2: Convert to fraction form
    273,863.40/410,103.90 = 179,860.20/x
  3. Step 3: Cross multiply
    273,863.40x = 410,103.90 × 179,860.20
  4. Step 4: Simplify right side
    273,863.40x = 73,761,369,474.78
  5. Step 5: Solve for x
    x = 73,761,369,474.78/273,863.40
  6. Step 6: Final answer
    x = 269,336.35

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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.