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Finding the Fourth Proportional to 252,775.44, 379,162.08 and 102,982.32

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Solution

The fourth proportional to 252,775.44, 379,162.08 and 102,982.32 is: 154,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,775.44 : 379,162.08 = 102,982.32 : x
  2. Step 2: Convert to fraction form
    252,775.44/379,162.08 = 102,982.32/x
  3. Step 3: Cross multiply
    252,775.44x = 379,162.08 × 102,982.32
  4. Step 4: Simplify right side
    252,775.44x = 39,046,990,654.43
  5. Step 5: Solve for x
    x = 39,046,990,654.43/252,775.44
  6. Step 6: Final answer
    x = 154,473.04

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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.