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Finding the Fourth Proportional to 294,010.20, 440,359.20 and 227,233.80

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Solution

The fourth proportional to 294,010.20, 440,359.20 and 227,233.80 is: 340,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,010.20 : 440,359.20 = 227,233.80 : x
  2. Step 2: Convert to fraction form
    294,010.20/440,359.20 = 227,233.80/x
  3. Step 3: Cross multiply
    294,010.20x = 440,359.20 × 227,233.80
  4. Step 4: Simplify right side
    294,010.20x = 100,064,494,380.96
  5. Step 5: Solve for x
    x = 100,064,494,380.96/294,010.20
  6. Step 6: Final answer
    x = 340,343.62

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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.