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Finding the Fourth Proportional to 361,576.83, 542,303.59 and 95,339.96

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Solution

The fourth proportional to 361,576.83, 542,303.59 and 95,339.96 is: 142,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,576.83 : 542,303.59 = 95,339.96 : x
  2. Step 2: Convert to fraction form
    361,576.83/542,303.59 = 95,339.96/x
  3. Step 3: Cross multiply
    361,576.83x = 542,303.59 × 95,339.96
  4. Step 4: Simplify right side
    361,576.83x = 51,703,202,578.46
  5. Step 5: Solve for x
    x = 51,703,202,578.46/361,576.83
  6. Step 6: Final answer
    x = 142,993.68

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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.