Home / 373,795.20-515,837.40-204,029.34

Finding the Fourth Proportional to 373,795.20, 515,837.40 and 204,029.34

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Solution

The fourth proportional to 373,795.20, 515,837.40 and 204,029.34 is: 281,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,795.20 : 515,837.40 = 204,029.34 : x
  2. Step 2: Convert to fraction form
    373,795.20/515,837.40 = 204,029.34/x
  3. Step 3: Cross multiply
    373,795.20x = 515,837.40 × 204,029.34
  4. Step 4: Simplify right side
    373,795.20x = 105,245,964,269.32
  5. Step 5: Solve for x
    x = 105,245,964,269.32/373,795.20
  6. Step 6: Final answer
    x = 281,560.50

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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.