Home / 828,882.50-1,243,323.74-296,371.23

Finding the Fourth Proportional to 828,882.50, 1,243,323.74 and 296,371.23

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Solution

The fourth proportional to 828,882.50, 1,243,323.74 and 296,371.23 is: 444,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,882.50 : 1,243,323.74 = 296,371.23 : x
  2. Step 2: Convert to fraction form
    828,882.50/1,243,323.74 = 296,371.23/x
  3. Step 3: Cross multiply
    828,882.50x = 1,243,323.74 × 296,371.23
  4. Step 4: Simplify right side
    828,882.50x = 368,485,384,630.14
  5. Step 5: Solve for x
    x = 368,485,384,630.14/828,882.50
  6. Step 6: Final answer
    x = 444,556.84

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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.