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Finding the Fourth Proportional to 6,196.70, 9,295.14 and 4,958.40

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Solution

The fourth proportional to 6,196.70, 9,295.14 and 4,958.40 is: 7,437.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,196.70 : 9,295.14 = 4,958.40 : x
  2. Step 2: Convert to fraction form
    6,196.70/9,295.14 = 4,958.40/x
  3. Step 3: Cross multiply
    6,196.70x = 9,295.14 × 4,958.40
  4. Step 4: Simplify right side
    6,196.70x = 46,089,022.18
  5. Step 5: Solve for x
    x = 46,089,022.18/6,196.70
  6. Step 6: Final answer
    x = 7,437.67

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1.5x scale

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.