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Finding the Fourth Proportional to 273,847.76, 410,767.19 and 105,404.68

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Solution

The fourth proportional to 273,847.76, 410,767.19 and 105,404.68 is: 158,105.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,847.76 : 410,767.19 = 105,404.68 : x
  2. Step 2: Convert to fraction form
    273,847.76/410,767.19 = 105,404.68/x
  3. Step 3: Cross multiply
    273,847.76x = 410,767.19 × 105,404.68
  4. Step 4: Simplify right side
    273,847.76x = 43,296,782,162.61
  5. Step 5: Solve for x
    x = 43,296,782,162.61/273,847.76
  6. Step 6: Final answer
    x = 158,105.30

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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.