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Finding the Fourth Proportional to 215,585.80, 323,664.82 and 184,197.56

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Solution

The fourth proportional to 215,585.80, 323,664.82 and 184,197.56 is: 276,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,585.80 : 323,664.82 = 184,197.56 : x
  2. Step 2: Convert to fraction form
    215,585.80/323,664.82 = 184,197.56/x
  3. Step 3: Cross multiply
    215,585.80x = 323,664.82 × 184,197.56
  4. Step 4: Simplify right side
    215,585.80x = 59,618,270,101.84
  5. Step 5: Solve for x
    x = 59,618,270,101.84/215,585.80
  6. Step 6: Final answer
    x = 276,540.80

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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.