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Finding the Fourth Proportional to 532,562.03, 734,940.60 and 303,108.06

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Solution

The fourth proportional to 532,562.03, 734,940.60 and 303,108.06 is: 418,291.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,562.03 : 734,940.60 = 303,108.06 : x
  2. Step 2: Convert to fraction form
    532,562.03/734,940.60 = 303,108.06/x
  3. Step 3: Cross multiply
    532,562.03x = 734,940.60 × 303,108.06
  4. Step 4: Simplify right side
    532,562.03x = 222,766,419,481.24
  5. Step 5: Solve for x
    x = 222,766,419,481.24/532,562.03
  6. Step 6: Final answer
    x = 418,291.97

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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.