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Finding the Fourth Proportional to 373,601.70, 515,414.34 and 244,571.74

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Solution

The fourth proportional to 373,601.70, 515,414.34 and 244,571.74 is: 337,406.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,601.70 : 515,414.34 = 244,571.74 : x
  2. Step 2: Convert to fraction form
    373,601.70/515,414.34 = 244,571.74/x
  3. Step 3: Cross multiply
    373,601.70x = 515,414.34 × 244,571.74
  4. Step 4: Simplify right side
    373,601.70x = 126,055,780,666.22
  5. Step 5: Solve for x
    x = 126,055,780,666.22/373,601.70
  6. Step 6: Final answer
    x = 337,406.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.