Home / 682,431.80-1,023,647.70-183,795.80

Finding the Fourth Proportional to 682,431.80, 1,023,647.70 and 183,795.80

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Solution

The fourth proportional to 682,431.80, 1,023,647.70 and 183,795.80 is: 275,693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,431.80 : 1,023,647.70 = 183,795.80 : x
  2. Step 2: Convert to fraction form
    682,431.80/1,023,647.70 = 183,795.80/x
  3. Step 3: Cross multiply
    682,431.80x = 1,023,647.70 × 183,795.80
  4. Step 4: Simplify right side
    682,431.80x = 188,142,147,939.66
  5. Step 5: Solve for x
    x = 188,142,147,939.66/682,431.80
  6. Step 6: Final answer
    x = 275,693.70

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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.