Home / 299,839.82-413,717.91-178,942.46

Finding the Fourth Proportional to 299,839.82, 413,717.91 and 178,942.46

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Solution

The fourth proportional to 299,839.82, 413,717.91 and 178,942.46 is: 246,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,839.82 : 413,717.91 = 178,942.46 : x
  2. Step 2: Convert to fraction form
    299,839.82/413,717.91 = 178,942.46/x
  3. Step 3: Cross multiply
    299,839.82x = 413,717.91 × 178,942.46
  4. Step 4: Simplify right side
    299,839.82x = 74,031,700,561.46
  5. Step 5: Solve for x
    x = 74,031,700,561.46/299,839.82
  6. Step 6: Final answer
    x = 246,904.17

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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.