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Finding the Fourth Proportional to 326,349.30, 450,369.80 and 183,119.94

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Solution

The fourth proportional to 326,349.30, 450,369.80 and 183,119.94 is: 252,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,349.30 : 450,369.80 = 183,119.94 : x
  2. Step 2: Convert to fraction form
    326,349.30/450,369.80 = 183,119.94/x
  3. Step 3: Cross multiply
    326,349.30x = 450,369.80 × 183,119.94
  4. Step 4: Simplify right side
    326,349.30x = 82,471,690,524.91
  5. Step 5: Solve for x
    x = 82,471,690,524.91/326,349.30
  6. Step 6: Final answer
    x = 252,709.87

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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.