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Finding the Fourth Proportional to 585,529.44, 808,013.25 and 327,390.54

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Solution

The fourth proportional to 585,529.44, 808,013.25 and 327,390.54 is: 451,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,529.44 : 808,013.25 = 327,390.54 : x
  2. Step 2: Convert to fraction form
    585,529.44/808,013.25 = 327,390.54/x
  3. Step 3: Cross multiply
    585,529.44x = 808,013.25 × 327,390.54
  4. Step 4: Simplify right side
    585,529.44x = 264,535,894,244.66
  5. Step 5: Solve for x
    x = 264,535,894,244.66/585,529.44
  6. Step 6: Final answer
    x = 451,789.23

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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.