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Finding the Fourth Proportional to 359,733.75, 496,419.52 and 198,585.33

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Solution

The fourth proportional to 359,733.75, 496,419.52 and 198,585.33 is: 274,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,733.75 : 496,419.52 = 198,585.33 : x
  2. Step 2: Convert to fraction form
    359,733.75/496,419.52 = 198,585.33/x
  3. Step 3: Cross multiply
    359,733.75x = 496,419.52 × 198,585.33
  4. Step 4: Simplify right side
    359,733.75x = 98,581,634,197.64
  5. Step 5: Solve for x
    x = 98,581,634,197.64/359,733.75
  6. Step 6: Final answer
    x = 274,040.55

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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.