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Finding the Fourth Proportional to 322,543.67, 445,113.51 and 177,357.11

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Solution

The fourth proportional to 322,543.67, 445,113.51 and 177,357.11 is: 244,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,543.67 : 445,113.51 = 177,357.11 : x
  2. Step 2: Convert to fraction form
    322,543.67/445,113.51 = 177,357.11/x
  3. Step 3: Cross multiply
    322,543.67x = 445,113.51 × 177,357.11
  4. Step 4: Simplify right side
    322,543.67x = 78,944,045,755.56
  5. Step 5: Solve for x
    x = 78,944,045,755.56/322,543.67
  6. Step 6: Final answer
    x = 244,754.60

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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.