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Finding the Fourth Proportional to 413,246.40, 620,234.10 and 244,555.80

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Solution

The fourth proportional to 413,246.40, 620,234.10 and 244,555.80 is: 367,049.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,246.40 : 620,234.10 = 244,555.80 : x
  2. Step 2: Convert to fraction form
    413,246.40/620,234.10 = 244,555.80/x
  3. Step 3: Cross multiply
    413,246.40x = 620,234.10 × 244,555.80
  4. Step 4: Simplify right side
    413,246.40x = 151,681,846,512.78
  5. Step 5: Solve for x
    x = 151,681,846,512.78/413,246.40
  6. Step 6: Final answer
    x = 367,049.41

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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.