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Finding the Fourth Proportional to 325,800.64, 488,821.92 and 104,201.92

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Solution

The fourth proportional to 325,800.64, 488,821.92 and 104,201.92 is: 156,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,800.64 : 488,821.92 = 104,201.92 : x
  2. Step 2: Convert to fraction form
    325,800.64/488,821.92 = 104,201.92/x
  3. Step 3: Cross multiply
    325,800.64x = 488,821.92 × 104,201.92
  4. Step 4: Simplify right side
    325,800.64x = 50,936,182,602.09
  5. Step 5: Solve for x
    x = 50,936,182,602.09/325,800.64
  6. Step 6: Final answer
    x = 156,341.57

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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.