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Finding the Fourth Proportional to 616,231.67, 850,315.05 and 344,265.80

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Solution

The fourth proportional to 616,231.67, 850,315.05 and 344,265.80 is: 475,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,231.67 : 850,315.05 = 344,265.80 : x
  2. Step 2: Convert to fraction form
    616,231.67/850,315.05 = 344,265.80/x
  3. Step 3: Cross multiply
    616,231.67x = 850,315.05 × 344,265.80
  4. Step 4: Simplify right side
    616,231.67x = 292,734,386,688.72
  5. Step 5: Solve for x
    x = 292,734,386,688.72/616,231.67
  6. Step 6: Final answer
    x = 475,039.51

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