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Finding the Fourth Proportional to 321,035.00, 443,029.77 and 177,792.03

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Solution

The fourth proportional to 321,035.00, 443,029.77 and 177,792.03 is: 245,353.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,035.00 : 443,029.77 = 177,792.03 : x
  2. Step 2: Convert to fraction form
    321,035.00/443,029.77 = 177,792.03/x
  3. Step 3: Cross multiply
    321,035.00x = 443,029.77 × 177,792.03
  4. Step 4: Simplify right side
    321,035.00x = 78,767,162,158.73
  5. Step 5: Solve for x
    x = 78,767,162,158.73/321,035.00
  6. Step 6: Final answer
    x = 245,353.82

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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.