Home / 359,816.06-496,565.61-198,670.61

Finding the Fourth Proportional to 359,816.06, 496,565.61 and 198,670.61

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Solution

The fourth proportional to 359,816.06, 496,565.61 and 198,670.61 is: 274,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,816.06 : 496,565.61 = 198,670.61 : x
  2. Step 2: Convert to fraction form
    359,816.06/496,565.61 = 198,670.61/x
  3. Step 3: Cross multiply
    359,816.06x = 496,565.61 × 198,670.61
  4. Step 4: Simplify right side
    359,816.06x = 98,652,992,643.72
  5. Step 5: Solve for x
    x = 98,652,992,643.72/359,816.06
  6. Step 6: Final answer
    x = 274,176.18

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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.