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Finding the Fourth Proportional to 326,892.92, 451,123.83 and 183,650.09

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Solution

The fourth proportional to 326,892.92, 451,123.83 and 183,650.09 is: 253,443.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,892.92 : 451,123.83 = 183,650.09 : x
  2. Step 2: Convert to fraction form
    326,892.92/451,123.83 = 183,650.09/x
  3. Step 3: Cross multiply
    326,892.92x = 451,123.83 × 183,650.09
  4. Step 4: Simplify right side
    326,892.92x = 82,848,929,725.03
  5. Step 5: Solve for x
    x = 82,848,929,725.03/326,892.92
  6. Step 6: Final answer
    x = 253,443.64

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1.5x scale

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.