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Finding the Fourth Proportional to 328,773.30, 453,731.13 and 185,545.86

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Solution

The fourth proportional to 328,773.30, 453,731.13 and 185,545.86 is: 256,066.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,773.30 : 453,731.13 = 185,545.86 : x
  2. Step 2: Convert to fraction form
    328,773.30/453,731.13 = 185,545.86/x
  3. Step 3: Cross multiply
    328,773.30x = 453,731.13 × 185,545.86
  4. Step 4: Simplify right side
    328,773.30x = 84,187,932,724.62
  5. Step 5: Solve for x
    x = 84,187,932,724.62/328,773.30
  6. Step 6: Final answer
    x = 256,066.82

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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.