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Finding the Fourth Proportional to 328,141.72, 452,832.89 and 182,945.78

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Solution

The fourth proportional to 328,141.72, 452,832.89 and 182,945.78 is: 252,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,141.72 : 452,832.89 = 182,945.78 : x
  2. Step 2: Convert to fraction form
    328,141.72/452,832.89 = 182,945.78/x
  3. Step 3: Cross multiply
    328,141.72x = 452,832.89 × 182,945.78
  4. Step 4: Simplify right side
    328,141.72x = 82,843,866,270.70
  5. Step 5: Solve for x
    x = 82,843,866,270.70/328,141.72
  6. Step 6: Final answer
    x = 252,463.68

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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.