Home / 443,318.24-611,783.07-252,343.92

Finding the Fourth Proportional to 443,318.24, 611,783.07 and 252,343.92

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Solution

The fourth proportional to 443,318.24, 611,783.07 and 252,343.92 is: 348,236.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,318.24 : 611,783.07 = 252,343.92 : x
  2. Step 2: Convert to fraction form
    443,318.24/611,783.07 = 252,343.92/x
  3. Step 3: Cross multiply
    443,318.24x = 611,783.07 × 252,343.92
  4. Step 4: Simplify right side
    443,318.24x = 154,379,738,073.43
  5. Step 5: Solve for x
    x = 154,379,738,073.43/443,318.24
  6. Step 6: Final answer
    x = 348,236.83

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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.