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Finding the Fourth Proportional to 293.86, 405.60 and 183.47

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Solution

The fourth proportional to 293.86, 405.60 and 183.47 is: 253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.86 : 405.60 = 183.47 : x
  2. Step 2: Convert to fraction form
    293.86/405.60 = 183.47/x
  3. Step 3: Cross multiply
    293.86x = 405.60 × 183.47
  4. Step 4: Simplify right side
    293.86x = 74,413.40
  5. Step 5: Solve for x
    x = 74,413.40/293.86
  6. Step 6: Final answer
    x = 253.23

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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.