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Finding the Fourth Proportional to 526,704.46, 726,851.68 and 297,310.03

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Solution

The fourth proportional to 526,704.46, 726,851.68 and 297,310.03 is: 410,287.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,704.46 : 726,851.68 = 297,310.03 : x
  2. Step 2: Convert to fraction form
    526,704.46/726,851.68 = 297,310.03/x
  3. Step 3: Cross multiply
    526,704.46x = 726,851.68 × 297,310.03
  4. Step 4: Simplify right side
    526,704.46x = 216,100,294,786.35
  5. Step 5: Solve for x
    x = 216,100,294,786.35/526,704.46
  6. Step 6: Final answer
    x = 410,287.57

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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.