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Finding the Fourth Proportional to 608,027.96, 839,161.98 and 349,899.56

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Solution

The fourth proportional to 608,027.96, 839,161.98 and 349,899.56 is: 482,909.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,027.96 : 839,161.98 = 349,899.56 : x
  2. Step 2: Convert to fraction form
    608,027.96/839,161.98 = 349,899.56/x
  3. Step 3: Cross multiply
    608,027.96x = 839,161.98 × 349,899.56
  4. Step 4: Simplify right side
    608,027.96x = 293,622,407,570.73
  5. Step 5: Solve for x
    x = 293,622,407,570.73/608,027.96
  6. Step 6: Final answer
    x = 482,909.38

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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.