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Finding the Fourth Proportional to 286,576.24, 395,472.36 and 159,249.16

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Solution

The fourth proportional to 286,576.24, 395,472.36 and 159,249.16 is: 219,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,576.24 : 395,472.36 = 159,249.16 : x
  2. Step 2: Convert to fraction form
    286,576.24/395,472.36 = 159,249.16/x
  3. Step 3: Cross multiply
    286,576.24x = 395,472.36 × 159,249.16
  4. Step 4: Simplify right side
    286,576.24x = 62,978,641,133.22
  5. Step 5: Solve for x
    x = 62,978,641,133.22/286,576.24
  6. Step 6: Final answer
    x = 219,762.26

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