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Finding the Fourth Proportional to 373,803.75, 515,669.56 and 244,685.30

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Solution

The fourth proportional to 373,803.75, 515,669.56 and 244,685.30 is: 337,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,803.75 : 515,669.56 = 244,685.30 : x
  2. Step 2: Convert to fraction form
    373,803.75/515,669.56 = 244,685.30/x
  3. Step 3: Cross multiply
    373,803.75x = 515,669.56 × 244,685.30
  4. Step 4: Simplify right side
    373,803.75x = 126,176,757,799.41
  5. Step 5: Solve for x
    x = 126,176,757,799.41/373,803.75
  6. Step 6: Final answer
    x = 337,548.13

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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.