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Finding the Fourth Proportional to 264,181.64, 364,712.10 and 203,619.56

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Solution

The fourth proportional to 264,181.64, 364,712.10 and 203,619.56 is: 281,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,181.64 : 364,712.10 = 203,619.56 : x
  2. Step 2: Convert to fraction form
    264,181.64/364,712.10 = 203,619.56/x
  3. Step 3: Cross multiply
    264,181.64x = 364,712.10 × 203,619.56
  4. Step 4: Simplify right side
    264,181.64x = 74,262,517,328.68
  5. Step 5: Solve for x
    x = 74,262,517,328.68/264,181.64
  6. Step 6: Final answer
    x = 281,104.01

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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.