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Finding the Fourth Proportional to 366,745.10, 550,003.72 and 177,087.54

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Solution

The fourth proportional to 366,745.10, 550,003.72 and 177,087.54 is: 265,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,745.10 : 550,003.72 = 177,087.54 : x
  2. Step 2: Convert to fraction form
    366,745.10/550,003.72 = 177,087.54/x
  3. Step 3: Cross multiply
    366,745.10x = 550,003.72 × 177,087.54
  4. Step 4: Simplify right side
    366,745.10x = 97,398,804,880.21
  5. Step 5: Solve for x
    x = 97,398,804,880.21/366,745.10
  6. Step 6: Final answer
    x = 265,576.30

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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.