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Finding the Fourth Proportional to 534,383.42, 737,449.11 and 292,666.56

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Solution

The fourth proportional to 534,383.42, 737,449.11 and 292,666.56 is: 403,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,383.42 : 737,449.11 = 292,666.56 : x
  2. Step 2: Convert to fraction form
    534,383.42/737,449.11 = 292,666.56/x
  3. Step 3: Cross multiply
    534,383.42x = 737,449.11 × 292,666.56
  4. Step 4: Simplify right side
    534,383.42x = 215,826,694,198.76
  5. Step 5: Solve for x
    x = 215,826,694,198.76/534,383.42
  6. Step 6: Final answer
    x = 403,879.85

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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.