Home / 303,974.16-419,536.44-176,723.58

Finding the Fourth Proportional to 303,974.16, 419,536.44 and 176,723.58

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Solution

The fourth proportional to 303,974.16, 419,536.44 and 176,723.58 is: 243,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,974.16 : 419,536.44 = 176,723.58 : x
  2. Step 2: Convert to fraction form
    303,974.16/419,536.44 = 176,723.58/x
  3. Step 3: Cross multiply
    303,974.16x = 419,536.44 × 176,723.58
  4. Step 4: Simplify right side
    303,974.16x = 74,141,981,617.26
  5. Step 5: Solve for x
    x = 74,141,981,617.26/303,974.16
  6. Step 6: Final answer
    x = 243,908.83

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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.