Home / 823,035.60-1,234,553.40-262,126.80

Finding the Fourth Proportional to 823,035.60, 1,234,553.40 and 262,126.80

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Solution

The fourth proportional to 823,035.60, 1,234,553.40 and 262,126.80 is: 393,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,035.60 : 1,234,553.40 = 262,126.80 : x
  2. Step 2: Convert to fraction form
    823,035.60/1,234,553.40 = 262,126.80/x
  3. Step 3: Cross multiply
    823,035.60x = 1,234,553.40 × 262,126.80
  4. Step 4: Simplify right side
    823,035.60x = 323,609,532,171.12
  5. Step 5: Solve for x
    x = 323,609,532,171.12/823,035.60
  6. Step 6: Final answer
    x = 393,190.20

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Similar ratio
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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.