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Finding the Fourth Proportional to 529,198.29, 729,891.27 and 366,126.12

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Solution

The fourth proportional to 529,198.29, 729,891.27 and 366,126.12 is: 504,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,198.29 : 729,891.27 = 366,126.12 : x
  2. Step 2: Convert to fraction form
    529,198.29/729,891.27 = 366,126.12/x
  3. Step 3: Cross multiply
    529,198.29x = 729,891.27 × 366,126.12
  4. Step 4: Simplify right side
    529,198.29x = 267,232,258,706.97
  5. Step 5: Solve for x
    x = 267,232,258,706.97/529,198.29
  6. Step 6: Final answer
    x = 504,975.67

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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.