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Finding the Fourth Proportional to 404,169.57, 557,757.81 and 222,887.88

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Solution

The fourth proportional to 404,169.57, 557,757.81 and 222,887.88 is: 307,587.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,169.57 : 557,757.81 = 222,887.88 : x
  2. Step 2: Convert to fraction form
    404,169.57/557,757.81 = 222,887.88/x
  3. Step 3: Cross multiply
    404,169.57x = 557,757.81 × 222,887.88
  4. Step 4: Simplify right side
    404,169.57x = 124,317,455,824.34
  5. Step 5: Solve for x
    x = 124,317,455,824.34/404,169.57
  6. Step 6: Final answer
    x = 307,587.37

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1.5x scale

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.