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Finding the Fourth Proportional to 361,045.58, 498,208.34 and 199,894.73

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Solution

The fourth proportional to 361,045.58, 498,208.34 and 199,894.73 is: 275,835.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,045.58 : 498,208.34 = 199,894.73 : x
  2. Step 2: Convert to fraction form
    361,045.58/498,208.34 = 199,894.73/x
  3. Step 3: Cross multiply
    361,045.58x = 498,208.34 × 199,894.73
  4. Step 4: Simplify right side
    361,045.58x = 99,589,220,608.57
  5. Step 5: Solve for x
    x = 99,589,220,608.57/361,045.58
  6. Step 6: Final answer
    x = 275,835.59

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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.