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Finding the Fourth Proportional to 582,179.67, 872,974.17 and 266,365.94

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Solution

The fourth proportional to 582,179.67, 872,974.17 and 266,365.94 is: 399,413.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,179.67 : 872,974.17 = 266,365.94 : x
  2. Step 2: Convert to fraction form
    582,179.67/872,974.17 = 266,365.94/x
  3. Step 3: Cross multiply
    582,179.67x = 872,974.17 × 266,365.94
  4. Step 4: Simplify right side
    582,179.67x = 232,530,581,022.90
  5. Step 5: Solve for x
    x = 232,530,581,022.90/582,179.67
  6. Step 6: Final answer
    x = 399,413.78

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1.5x scale

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.