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Finding the Fourth Proportional to 300,175.22, 450,039.27 and 181,818.02

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Solution

The fourth proportional to 300,175.22, 450,039.27 and 181,818.02 is: 272,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,175.22 : 450,039.27 = 181,818.02 : x
  2. Step 2: Convert to fraction form
    300,175.22/450,039.27 = 181,818.02/x
  3. Step 3: Cross multiply
    300,175.22x = 450,039.27 × 181,818.02
  4. Step 4: Simplify right side
    300,175.22x = 81,825,248,993.65
  5. Step 5: Solve for x
    x = 81,825,248,993.65/300,175.22
  6. Step 6: Final answer
    x = 272,591.62

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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.