Home / 356,049.64-491,333.70-194,900.68

Finding the Fourth Proportional to 356,049.64, 491,333.70 and 194,900.68

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Solution

The fourth proportional to 356,049.64, 491,333.70 and 194,900.68 is: 268,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,049.64 : 491,333.70 = 194,900.68 : x
  2. Step 2: Convert to fraction form
    356,049.64/491,333.70 = 194,900.68/x
  3. Step 3: Cross multiply
    356,049.64x = 491,333.70 × 194,900.68
  4. Step 4: Simplify right side
    356,049.64x = 95,761,272,236.92
  5. Step 5: Solve for x
    x = 95,761,272,236.92/356,049.64
  6. Step 6: Final answer
    x = 268,954.84

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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.