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Finding the Fourth Proportional to 262,847.77, 394,265.99 and 73,303.09

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Solution

The fourth proportional to 262,847.77, 394,265.99 and 73,303.09 is: 109,953.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,847.77 : 394,265.99 = 73,303.09 : x
  2. Step 2: Convert to fraction form
    262,847.77/394,265.99 = 73,303.09/x
  3. Step 3: Cross multiply
    262,847.77x = 394,265.99 × 73,303.09
  4. Step 4: Simplify right side
    262,847.77x = 28,900,914,546.50
  5. Step 5: Solve for x
    x = 28,900,914,546.50/262,847.77
  6. Step 6: Final answer
    x = 109,953.05

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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.