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Finding the Fourth Proportional to 351,161.64, 526,826.34 and 114,504.54

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Solution

The fourth proportional to 351,161.64, 526,826.34 and 114,504.54 is: 171,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,161.64 : 526,826.34 = 114,504.54 : x
  2. Step 2: Convert to fraction form
    351,161.64/526,826.34 = 114,504.54/x
  3. Step 3: Cross multiply
    351,161.64x = 526,826.34 × 114,504.54
  4. Step 4: Simplify right side
    351,161.64x = 60,324,007,721.58
  5. Step 5: Solve for x
    x = 60,324,007,721.58/351,161.64
  6. Step 6: Final answer
    x = 171,784.16

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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.