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Finding the Fourth Proportional to 444,782.84, 613,791.54 and 253,765.40

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Solution

The fourth proportional to 444,782.84, 613,791.54 and 253,765.40 is: 350,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,782.84 : 613,791.54 = 253,765.40 : x
  2. Step 2: Convert to fraction form
    444,782.84/613,791.54 = 253,765.40/x
  3. Step 3: Cross multiply
    444,782.84x = 613,791.54 × 253,765.40
  4. Step 4: Simplify right side
    444,782.84x = 155,759,055,664.72
  5. Step 5: Solve for x
    x = 155,759,055,664.72/444,782.84
  6. Step 6: Final answer
    x = 350,191.24

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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.