Home / 373,713.29-515,724.18-203,947.41

Finding the Fourth Proportional to 373,713.29, 515,724.18 and 203,947.41

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Solution

The fourth proportional to 373,713.29, 515,724.18 and 203,947.41 is: 281,447.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,713.29 : 515,724.18 = 203,947.41 : x
  2. Step 2: Convert to fraction form
    373,713.29/515,724.18 = 203,947.41/x
  3. Step 3: Cross multiply
    373,713.29x = 515,724.18 × 203,947.41
  4. Step 4: Simplify right side
    373,713.29x = 105,180,611,550.18
  5. Step 5: Solve for x
    x = 105,180,611,550.18/373,713.29
  6. Step 6: Final answer
    x = 281,447.34

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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.