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Finding the Fourth Proportional to 585,785.27, 878,361.97 and 265,762.52

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Solution

The fourth proportional to 585,785.27, 878,361.97 and 265,762.52 is: 398,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,785.27 : 878,361.97 = 265,762.52 : x
  2. Step 2: Convert to fraction form
    585,785.27/878,361.97 = 265,762.52/x
  3. Step 3: Cross multiply
    585,785.27x = 878,361.97 × 265,762.52
  4. Step 4: Simplify right side
    585,785.27x = 233,435,691,115.65
  5. Step 5: Solve for x
    x = 233,435,691,115.65/585,785.27
  6. Step 6: Final answer
    x = 398,500.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.