Home / 791,142.48-1,186,713.70-192,099.60

Finding the Fourth Proportional to 791,142.48, 1,186,713.70 and 192,099.60

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Solution

The fourth proportional to 791,142.48, 1,186,713.70 and 192,099.60 is: 288,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,142.48 : 1,186,713.70 = 192,099.60 : x
  2. Step 2: Convert to fraction form
    791,142.48/1,186,713.70 = 192,099.60/x
  3. Step 3: Cross multiply
    791,142.48x = 1,186,713.70 × 192,099.60
  4. Step 4: Simplify right side
    791,142.48x = 227,967,227,084.52
  5. Step 5: Solve for x
    x = 227,967,227,084.52/791,142.48
  6. Step 6: Final answer
    x = 288,149.40

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Double scale
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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.