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Finding the Fourth Proportional to 905,514, 1,250,659.08 and 603,183.12

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Solution

The fourth proportional to 905,514, 1,250,659.08 and 603,183.12 is: 833,091.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,514 : 1,250,659.08 = 603,183.12 : x
  2. Step 2: Convert to fraction form
    905,514/1,250,659.08 = 603,183.12/x
  3. Step 3: Cross multiply
    905,514x = 1,250,659.08 × 603,183.12
  4. Step 4: Simplify right side
    905,514x = 754,376,445,930.73
  5. Step 5: Solve for x
    x = 754,376,445,930.73/905,514
  6. Step 6: Final answer
    x = 833,091.97

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Similar ratio
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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.