Home / 329,260.20-493,911.90-92,610.60

Finding the Fourth Proportional to 329,260.20, 493,911.90 and 92,610.60

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Solution

The fourth proportional to 329,260.20, 493,911.90 and 92,610.60 is: 138,921.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,260.20 : 493,911.90 = 92,610.60 : x
  2. Step 2: Convert to fraction form
    329,260.20/493,911.90 = 92,610.60/x
  3. Step 3: Cross multiply
    329,260.20x = 493,911.90 × 92,610.60
  4. Step 4: Simplify right side
    329,260.20x = 45,741,477,406.14
  5. Step 5: Solve for x
    x = 45,741,477,406.14/329,260.20
  6. Step 6: Final answer
    x = 138,921.98

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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.