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Finding the Fourth Proportional to 196,562.80, 294,406.80 and 161,570.80

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Solution

The fourth proportional to 196,562.80, 294,406.80 and 161,570.80 is: 241,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,562.80 : 294,406.80 = 161,570.80 : x
  2. Step 2: Convert to fraction form
    196,562.80/294,406.80 = 161,570.80/x
  3. Step 3: Cross multiply
    196,562.80x = 294,406.80 × 161,570.80
  4. Step 4: Simplify right side
    196,562.80x = 47,567,542,201.44
  5. Step 5: Solve for x
    x = 47,567,542,201.44/196,562.80
  6. Step 6: Final answer
    x = 241,996.67

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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.