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Finding the Fourth Proportional to 325,680.30, 488,497.05 and 101,034.90

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Solution

The fourth proportional to 325,680.30, 488,497.05 and 101,034.90 is: 151,545.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,680.30 : 488,497.05 = 101,034.90 : x
  2. Step 2: Convert to fraction form
    325,680.30/488,497.05 = 101,034.90/x
  3. Step 3: Cross multiply
    325,680.30x = 488,497.05 × 101,034.90
  4. Step 4: Simplify right side
    325,680.30x = 49,355,250,597.05
  5. Step 5: Solve for x
    x = 49,355,250,597.05/325,680.30
  6. Step 6: Final answer
    x = 151,545.09

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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.