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Finding the Fourth Proportional to 325,674.54, 488,542.77 and 101,037.42

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Solution

The fourth proportional to 325,674.54, 488,542.77 and 101,037.42 is: 151,565.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,674.54 : 488,542.77 = 101,037.42 : x
  2. Step 2: Convert to fraction form
    325,674.54/488,542.77 = 101,037.42/x
  3. Step 3: Cross multiply
    325,674.54x = 488,542.77 × 101,037.42
  4. Step 4: Simplify right side
    325,674.54x = 49,361,101,040.45
  5. Step 5: Solve for x
    x = 49,361,101,040.45/325,674.54
  6. Step 6: Final answer
    x = 151,565.74

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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.