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Finding the Fourth Proportional to 494,052.30, 681,792.30 and 267,697.80

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Solution

The fourth proportional to 494,052.30, 681,792.30 and 267,697.80 is: 369,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,052.30 : 681,792.30 = 267,697.80 : x
  2. Step 2: Convert to fraction form
    494,052.30/681,792.30 = 267,697.80/x
  3. Step 3: Cross multiply
    494,052.30x = 681,792.30 × 267,697.80
  4. Step 4: Simplify right side
    494,052.30x = 182,514,298,766.94
  5. Step 5: Solve for x
    x = 182,514,298,766.94/494,052.30
  6. Step 6: Final answer
    x = 369,423.03

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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.