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Finding the Fourth Proportional to 350,640.76, 526,016.48 and 113,928.16

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Solution

The fourth proportional to 350,640.76, 526,016.48 and 113,928.16 is: 170,910.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,640.76 : 526,016.48 = 113,928.16 : x
  2. Step 2: Convert to fraction form
    350,640.76/526,016.48 = 113,928.16/x
  3. Step 3: Cross multiply
    350,640.76x = 526,016.48 × 113,928.16
  4. Step 4: Simplify right side
    350,640.76x = 59,928,089,696.08
  5. Step 5: Solve for x
    x = 59,928,089,696.08/350,640.76
  6. Step 6: Final answer
    x = 170,910.22

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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.