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Finding the Fourth Proportional to 344,990.82, 476,087.27 and 192,025.72

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Solution

The fourth proportional to 344,990.82, 476,087.27 and 192,025.72 is: 264,995.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,990.82 : 476,087.27 = 192,025.72 : x
  2. Step 2: Convert to fraction form
    344,990.82/476,087.27 = 192,025.72/x
  3. Step 3: Cross multiply
    344,990.82x = 476,087.27 × 192,025.72
  4. Step 4: Simplify right side
    344,990.82x = 91,421,000,804.58
  5. Step 5: Solve for x
    x = 91,421,000,804.58/344,990.82
  6. Step 6: Final answer
    x = 264,995.46

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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.