Home / 791,168.60-1,186,736.46-192,132.90

Finding the Fourth Proportional to 791,168.60, 1,186,736.46 and 192,132.90

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Solution

The fourth proportional to 791,168.60, 1,186,736.46 and 192,132.90 is: 288,195.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,168.60 : 1,186,736.46 = 192,132.90 : x
  2. Step 2: Convert to fraction form
    791,168.60/1,186,736.46 = 192,132.90/x
  3. Step 3: Cross multiply
    791,168.60x = 1,186,736.46 × 192,132.90
  4. Step 4: Simplify right side
    791,168.60x = 228,011,117,595.53
  5. Step 5: Solve for x
    x = 228,011,117,595.53/791,168.60
  6. Step 6: Final answer
    x = 288,195.36

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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.