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Finding the Fourth Proportional to 335,799.95, 503,578.96 and 111,118.91

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Solution

The fourth proportional to 335,799.95, 503,578.96 and 111,118.91 is: 166,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,799.95 : 503,578.96 = 111,118.91 : x
  2. Step 2: Convert to fraction form
    335,799.95/503,578.96 = 111,118.91/x
  3. Step 3: Cross multiply
    335,799.95x = 503,578.96 × 111,118.91
  4. Step 4: Simplify right side
    335,799.95x = 55,957,142,338.44
  5. Step 5: Solve for x
    x = 55,957,142,338.44/335,799.95
  6. Step 6: Final answer
    x = 166,638.33

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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.