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Finding the Fourth Proportional to 437,540.82, 603,806.34 and 246,561.05

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Solution

The fourth proportional to 437,540.82, 603,806.34 and 246,561.05 is: 340,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,540.82 : 603,806.34 = 246,561.05 : x
  2. Step 2: Convert to fraction form
    437,540.82/603,806.34 = 246,561.05/x
  3. Step 3: Cross multiply
    437,540.82x = 603,806.34 × 246,561.05
  4. Step 4: Simplify right side
    437,540.82x = 148,875,122,168.03
  5. Step 5: Solve for x
    x = 148,875,122,168.03/437,540.82
  6. Step 6: Final answer
    x = 340,254.25

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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.