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Finding the Fourth Proportional to 325,671.73, 488,538.55 and 101,034.61

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Solution

The fourth proportional to 325,671.73, 488,538.55 and 101,034.61 is: 151,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,671.73 : 488,538.55 = 101,034.61 : x
  2. Step 2: Convert to fraction form
    325,671.73/488,538.55 = 101,034.61/x
  3. Step 3: Cross multiply
    325,671.73x = 488,538.55 × 101,034.61
  4. Step 4: Simplify right side
    325,671.73x = 49,359,300,774.16
  5. Step 5: Solve for x
    x = 49,359,300,774.16/325,671.73
  6. Step 6: Final answer
    x = 151,561.52

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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.