Home / 359,985.16-496,736.94-198,830.60

Finding the Fourth Proportional to 359,985.16, 496,736.94 and 198,830.60

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Solution

The fourth proportional to 359,985.16, 496,736.94 and 198,830.60 is: 274,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,985.16 : 496,736.94 = 198,830.60 : x
  2. Step 2: Convert to fraction form
    359,985.16/496,736.94 = 198,830.60/x
  3. Step 3: Cross multiply
    359,985.16x = 496,736.94 × 198,830.60
  4. Step 4: Simplify right side
    359,985.16x = 98,766,503,822.36
  5. Step 5: Solve for x
    x = 98,766,503,822.36/359,985.16
  6. Step 6: Final answer
    x = 274,362.71

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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.