Home / 359,500.15-496,112.87-198,361.18

Finding the Fourth Proportional to 359,500.15, 496,112.87 and 198,361.18

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Solution

The fourth proportional to 359,500.15, 496,112.87 and 198,361.18 is: 273,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,500.15 : 496,112.87 = 198,361.18 : x
  2. Step 2: Convert to fraction form
    359,500.15/496,112.87 = 198,361.18/x
  3. Step 3: Cross multiply
    359,500.15x = 496,112.87 × 198,361.18
  4. Step 4: Simplify right side
    359,500.15x = 98,409,534,306.39
  5. Step 5: Solve for x
    x = 98,409,534,306.39/359,500.15
  6. Step 6: Final answer
    x = 273,739.90

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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.