Home / 769,067.82-1,153,601.85-503,052.12

Finding the Fourth Proportional to 769,067.82, 1,153,601.85 and 503,052.12

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Solution

The fourth proportional to 769,067.82, 1,153,601.85 and 503,052.12 is: 754,578.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,067.82 : 1,153,601.85 = 503,052.12 : x
  2. Step 2: Convert to fraction form
    769,067.82/1,153,601.85 = 503,052.12/x
  3. Step 3: Cross multiply
    769,067.82x = 1,153,601.85 × 503,052.12
  4. Step 4: Simplify right side
    769,067.82x = 580,321,856,278.42
  5. Step 5: Solve for x
    x = 580,321,856,278.42/769,067.82
  6. Step 6: Final answer
    x = 754,578.26

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Double scale
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Similar ratio
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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.