Home / 359,733.47-496,433.78-198,589.85

Finding the Fourth Proportional to 359,733.47, 496,433.78 and 198,589.85

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Solution

The fourth proportional to 359,733.47, 496,433.78 and 198,589.85 is: 274,054.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,733.47 : 496,433.78 = 198,589.85 : x
  2. Step 2: Convert to fraction form
    359,733.47/496,433.78 = 198,589.85/x
  3. Step 3: Cross multiply
    359,733.47x = 496,433.78 × 198,589.85
  4. Step 4: Simplify right side
    359,733.47x = 98,586,708,757.14
  5. Step 5: Solve for x
    x = 98,586,708,757.14/359,733.47
  6. Step 6: Final answer
    x = 274,054.86

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1.5x scale

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.