Home / 793,517.48-1,190,144.86-261,045.16

Finding the Fourth Proportional to 793,517.48, 1,190,144.86 and 261,045.16

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Solution

The fourth proportional to 793,517.48, 1,190,144.86 and 261,045.16 is: 391,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,517.48 : 1,190,144.86 = 261,045.16 : x
  2. Step 2: Convert to fraction form
    793,517.48/1,190,144.86 = 261,045.16/x
  3. Step 3: Cross multiply
    793,517.48x = 1,190,144.86 × 261,045.16
  4. Step 4: Simplify right side
    793,517.48x = 310,681,555,401.88
  5. Step 5: Solve for x
    x = 310,681,555,401.88/793,517.48
  6. Step 6: Final answer
    x = 391,524.53

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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.