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Finding the Fourth Proportional to 444,604, 613,553.56 and 243,400

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Solution

The fourth proportional to 444,604, 613,553.56 and 243,400 is: 335,892.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,604 : 613,553.56 = 243,400 : x
  2. Step 2: Convert to fraction form
    444,604/613,553.56 = 243,400/x
  3. Step 3: Cross multiply
    444,604x = 613,553.56 × 243,400
  4. Step 4: Simplify right side
    444,604x = 149,338,936,504
  5. Step 5: Solve for x
    x = 149,338,936,504/444,604
  6. Step 6: Final answer
    x = 335,892.02

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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.