Home / 373,878.18-515,932.38-204,079.50

Finding the Fourth Proportional to 373,878.18, 515,932.38 and 204,079.50

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Solution

The fourth proportional to 373,878.18, 515,932.38 and 204,079.50 is: 281,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,878.18 : 515,932.38 = 204,079.50 : x
  2. Step 2: Convert to fraction form
    373,878.18/515,932.38 = 204,079.50/x
  3. Step 3: Cross multiply
    373,878.18x = 515,932.38 × 204,079.50
  4. Step 4: Simplify right side
    373,878.18x = 105,291,222,413.64
  5. Step 5: Solve for x
    x = 105,291,222,413.64/373,878.18
  6. Step 6: Final answer
    x = 281,619.06

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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.