Home / 327,917.40-491,869.62-106,301.40

Finding the Fourth Proportional to 327,917.40, 491,869.62 and 106,301.40

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Solution

The fourth proportional to 327,917.40, 491,869.62 and 106,301.40 is: 159,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,917.40 : 491,869.62 = 106,301.40 : x
  2. Step 2: Convert to fraction form
    327,917.40/491,869.62 = 106,301.40/x
  3. Step 3: Cross multiply
    327,917.40x = 491,869.62 × 106,301.40
  4. Step 4: Simplify right side
    327,917.40x = 52,286,429,223.47
  5. Step 5: Solve for x
    x = 52,286,429,223.47/327,917.40
  6. Step 6: Final answer
    x = 159,450.00

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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.