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Finding the Fourth Proportional to 444,745.33, 613,498.01 and 281,351.15

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Solution

The fourth proportional to 444,745.33, 613,498.01 and 281,351.15 is: 388,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,745.33 : 613,498.01 = 281,351.15 : x
  2. Step 2: Convert to fraction form
    444,745.33/613,498.01 = 281,351.15/x
  3. Step 3: Cross multiply
    444,745.33x = 613,498.01 × 281,351.15
  4. Step 4: Simplify right side
    444,745.33x = 172,608,367,528.42
  5. Step 5: Solve for x
    x = 172,608,367,528.42/444,745.33
  6. Step 6: Final answer
    x = 388,106.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.