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Finding the Fourth Proportional to 236,890.45, 355,394.04 and 166,906.45

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Solution

The fourth proportional to 236,890.45, 355,394.04 and 166,906.45 is: 250,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,890.45 : 355,394.04 = 166,906.45 : x
  2. Step 2: Convert to fraction form
    236,890.45/355,394.04 = 166,906.45/x
  3. Step 3: Cross multiply
    236,890.45x = 355,394.04 × 166,906.45
  4. Step 4: Simplify right side
    236,890.45x = 59,317,557,567.56
  5. Step 5: Solve for x
    x = 59,317,557,567.56/236,890.45
  6. Step 6: Final answer
    x = 250,400.80

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1.5x scale

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.