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Finding the Fourth Proportional to 185,879.64, 278,936.10 and 173,924.04

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Solution

The fourth proportional to 185,879.64, 278,936.10 and 173,924.04 is: 260,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,879.64 : 278,936.10 = 173,924.04 : x
  2. Step 2: Convert to fraction form
    185,879.64/278,936.10 = 173,924.04/x
  3. Step 3: Cross multiply
    185,879.64x = 278,936.10 × 173,924.04
  4. Step 4: Simplify right side
    185,879.64x = 48,513,693,413.84
  5. Step 5: Solve for x
    x = 48,513,693,413.84/185,879.64
  6. Step 6: Final answer
    x = 260,995.20

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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.