Home / 828,884.99-1,243,327.49-296,373.73

Finding the Fourth Proportional to 828,884.99, 1,243,327.49 and 296,373.73

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Solution

The fourth proportional to 828,884.99, 1,243,327.49 and 296,373.73 is: 444,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,884.99 : 1,243,327.49 = 296,373.73 : x
  2. Step 2: Convert to fraction form
    828,884.99/1,243,327.49 = 296,373.73/x
  3. Step 3: Cross multiply
    828,884.99x = 1,243,327.49 × 296,373.73
  4. Step 4: Simplify right side
    828,884.99x = 368,489,605,822.84
  5. Step 5: Solve for x
    x = 368,489,605,822.84/828,884.99
  6. Step 6: Final answer
    x = 444,560.60

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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.