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Finding the Fourth Proportional to 295,940.44, 444,226.56 and 127,543.87

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Solution

The fourth proportional to 295,940.44, 444,226.56 and 127,543.87 is: 191,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,940.44 : 444,226.56 = 127,543.87 : x
  2. Step 2: Convert to fraction form
    295,940.44/444,226.56 = 127,543.87/x
  3. Step 3: Cross multiply
    295,940.44x = 444,226.56 × 127,543.87
  4. Step 4: Simplify right side
    295,940.44x = 56,658,376,208.04
  5. Step 5: Solve for x
    x = 56,658,376,208.04/295,940.44
  6. Step 6: Final answer
    x = 191,451.95

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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.