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Finding the Fourth Proportional to 322,412.86, 444,920.38 and 184,587.18

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Solution

The fourth proportional to 322,412.86, 444,920.38 and 184,587.18 is: 254,724.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,412.86 : 444,920.38 = 184,587.18 : x
  2. Step 2: Convert to fraction form
    322,412.86/444,920.38 = 184,587.18/x
  3. Step 3: Cross multiply
    322,412.86x = 444,920.38 × 184,587.18
  4. Step 4: Simplify right side
    322,412.86x = 82,126,598,268.73
  5. Step 5: Solve for x
    x = 82,126,598,268.73/322,412.86
  6. Step 6: Final answer
    x = 254,724.95

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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.