Home / 892,513.69-1,338,770.63-227,665.69

Finding the Fourth Proportional to 892,513.69, 1,338,770.63 and 227,665.69

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Solution

The fourth proportional to 892,513.69, 1,338,770.63 and 227,665.69 is: 341,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,513.69 : 1,338,770.63 = 227,665.69 : x
  2. Step 2: Convert to fraction form
    892,513.69/1,338,770.63 = 227,665.69/x
  3. Step 3: Cross multiply
    892,513.69x = 1,338,770.63 × 227,665.69
  4. Step 4: Simplify right side
    892,513.69x = 304,792,136,452.92
  5. Step 5: Solve for x
    x = 304,792,136,452.92/892,513.69
  6. Step 6: Final answer
    x = 341,498.56

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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.