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Finding the Fourth Proportional to 202,545.30, 303,380.55 and 167,553.30

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Solution

The fourth proportional to 202,545.30, 303,380.55 and 167,553.30 is: 250,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,545.30 : 303,380.55 = 167,553.30 : x
  2. Step 2: Convert to fraction form
    202,545.30/303,380.55 = 167,553.30/x
  3. Step 3: Cross multiply
    202,545.30x = 303,380.55 × 167,553.30
  4. Step 4: Simplify right side
    202,545.30x = 50,832,412,308.32
  5. Step 5: Solve for x
    x = 50,832,412,308.32/202,545.30
  6. Step 6: Final answer
    x = 250,968.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.