Home / 1,082,606.80-1,623,910.20-491,630.80

Finding the Fourth Proportional to 1,082,606.80, 1,623,910.20 and 491,630.80

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Solution

The fourth proportional to 1,082,606.80, 1,623,910.20 and 491,630.80 is: 737,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,606.80 : 1,623,910.20 = 491,630.80 : x
  2. Step 2: Convert to fraction form
    1,082,606.80/1,623,910.20 = 491,630.80/x
  3. Step 3: Cross multiply
    1,082,606.80x = 1,623,910.20 × 491,630.80
  4. Step 4: Simplify right side
    1,082,606.80x = 798,364,270,754.16
  5. Step 5: Solve for x
    x = 798,364,270,754.16/1,082,606.80
  6. Step 6: Final answer
    x = 737,446.20

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Double scale
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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.