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Finding the Fourth Proportional to 359,635.93, 496,296.52 and 198,489.84

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Solution

The fourth proportional to 359,635.93, 496,296.52 and 198,489.84 is: 273,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,635.93 : 496,296.52 = 198,489.84 : x
  2. Step 2: Convert to fraction form
    359,635.93/496,296.52 = 198,489.84/x
  3. Step 3: Cross multiply
    359,635.93x = 496,296.52 × 198,489.84
  4. Step 4: Simplify right side
    359,635.93x = 98,509,814,490.02
  5. Step 5: Solve for x
    x = 98,509,814,490.02/359,635.93
  6. Step 6: Final answer
    x = 273,915.39

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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.