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Finding the Fourth Proportional to 328,773.80, 453,731.82 and 185,546.36

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Solution

The fourth proportional to 328,773.80, 453,731.82 and 185,546.36 is: 256,067.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,773.80 : 453,731.82 = 185,546.36 : x
  2. Step 2: Convert to fraction form
    328,773.80/453,731.82 = 185,546.36/x
  3. Step 3: Cross multiply
    328,773.80x = 453,731.82 × 185,546.36
  4. Step 4: Simplify right side
    328,773.80x = 84,188,287,617.18
  5. Step 5: Solve for x
    x = 84,188,287,617.18/328,773.80
  6. Step 6: Final answer
    x = 256,067.51

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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.