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Finding the Fourth Proportional to 325,501.07, 488,251.67 and 88,850.12

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Solution

The fourth proportional to 325,501.07, 488,251.67 and 88,850.12 is: 133,275.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,501.07 : 488,251.67 = 88,850.12 : x
  2. Step 2: Convert to fraction form
    325,501.07/488,251.67 = 88,850.12/x
  3. Step 3: Cross multiply
    325,501.07x = 488,251.67 × 88,850.12
  4. Step 4: Simplify right side
    325,501.07x = 43,381,216,584.19
  5. Step 5: Solve for x
    x = 43,381,216,584.19/325,501.07
  6. Step 6: Final answer
    x = 133,275.19

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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.