Home / 1,166,833.26-1,750,249.90-280,369.26

Finding the Fourth Proportional to 1,166,833.26, 1,750,249.90 and 280,369.26

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Solution

The fourth proportional to 1,166,833.26, 1,750,249.90 and 280,369.26 is: 420,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,833.26 : 1,750,249.90 = 280,369.26 : x
  2. Step 2: Convert to fraction form
    1,166,833.26/1,750,249.90 = 280,369.26/x
  3. Step 3: Cross multiply
    1,166,833.26x = 1,750,249.90 × 280,369.26
  4. Step 4: Simplify right side
    1,166,833.26x = 490,716,269,278.07
  5. Step 5: Solve for x
    x = 490,716,269,278.07/1,166,833.26
  6. Step 6: Final answer
    x = 420,553.89

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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.