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Finding the Fourth Proportional to 500,881.33, 751,616.84 and 185,558.05

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Solution

The fourth proportional to 500,881.33, 751,616.84 and 185,558.05 is: 278,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,881.33 : 751,616.84 = 185,558.05 : x
  2. Step 2: Convert to fraction form
    500,881.33/751,616.84 = 185,558.05/x
  3. Step 3: Cross multiply
    500,881.33x = 751,616.84 × 185,558.05
  4. Step 4: Simplify right side
    500,881.33x = 139,468,555,177.56
  5. Step 5: Solve for x
    x = 139,468,555,177.56/500,881.33
  6. Step 6: Final answer
    x = 278,446.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.