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Finding the Fourth Proportional to 325,035.57, 487,563.48 and 88,383.54

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Solution

The fourth proportional to 325,035.57, 487,563.48 and 88,383.54 is: 132,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,035.57 : 487,563.48 = 88,383.54 : x
  2. Step 2: Convert to fraction form
    325,035.57/487,563.48 = 88,383.54/x
  3. Step 3: Cross multiply
    325,035.57x = 487,563.48 × 88,383.54
  4. Step 4: Simplify right side
    325,035.57x = 43,092,586,337.12
  5. Step 5: Solve for x
    x = 43,092,586,337.12/325,035.57
  6. Step 6: Final answer
    x = 132,578.06

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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.