Home / 359,518.32-496,131.39-198,380.16

Finding the Fourth Proportional to 359,518.32, 496,131.39 and 198,380.16

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Solution

The fourth proportional to 359,518.32, 496,131.39 and 198,380.16 is: 273,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,518.32 : 496,131.39 = 198,380.16 : x
  2. Step 2: Convert to fraction form
    359,518.32/496,131.39 = 198,380.16/x
  3. Step 3: Cross multiply
    359,518.32x = 496,131.39 × 198,380.16
  4. Step 4: Simplify right side
    359,518.32x = 98,422,624,529.22
  5. Step 5: Solve for x
    x = 98,422,624,529.22/359,518.32
  6. Step 6: Final answer
    x = 273,762.47

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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.