Home / 827,588.80-1,241,383.20-449,675.20

Finding the Fourth Proportional to 827,588.80, 1,241,383.20 and 449,675.20

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Solution

The fourth proportional to 827,588.80, 1,241,383.20 and 449,675.20 is: 674,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,588.80 : 1,241,383.20 = 449,675.20 : x
  2. Step 2: Convert to fraction form
    827,588.80/1,241,383.20 = 449,675.20/x
  3. Step 3: Cross multiply
    827,588.80x = 1,241,383.20 × 449,675.20
  4. Step 4: Simplify right side
    827,588.80x = 558,219,238,736.64
  5. Step 5: Solve for x
    x = 558,219,238,736.64/827,588.80
  6. Step 6: Final answer
    x = 674,512.80

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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.