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Finding the Fourth Proportional to 351,197.89, 526,743.37 and 114,540.19

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Solution

The fourth proportional to 351,197.89, 526,743.37 and 114,540.19 is: 171,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,197.89 : 526,743.37 = 114,540.19 : x
  2. Step 2: Convert to fraction form
    351,197.89/526,743.37 = 114,540.19/x
  3. Step 3: Cross multiply
    351,197.89x = 526,743.37 × 114,540.19
  4. Step 4: Simplify right side
    351,197.89x = 60,333,284,507.36
  5. Step 5: Solve for x
    x = 60,333,284,507.36/351,197.89
  6. Step 6: Final answer
    x = 171,792.85

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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.