Home / 356,094.45-491,416.20-194,946.84

Finding the Fourth Proportional to 356,094.45, 491,416.20 and 194,946.84

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Solution

The fourth proportional to 356,094.45, 491,416.20 and 194,946.84 is: 269,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,094.45 : 491,416.20 = 194,946.84 : x
  2. Step 2: Convert to fraction form
    356,094.45/491,416.20 = 194,946.84/x
  3. Step 3: Cross multiply
    356,094.45x = 491,416.20 × 194,946.84
  4. Step 4: Simplify right side
    356,094.45x = 95,800,035,314.81
  5. Step 5: Solve for x
    x = 95,800,035,314.81/356,094.45
  6. Step 6: Final answer
    x = 269,029.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.