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Finding the Fourth Proportional to 325,648.92, 488,543.58 and 101,004.90

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Solution

The fourth proportional to 325,648.92, 488,543.58 and 101,004.90 is: 151,529.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,648.92 : 488,543.58 = 101,004.90 : x
  2. Step 2: Convert to fraction form
    325,648.92/488,543.58 = 101,004.90/x
  3. Step 3: Cross multiply
    325,648.92x = 488,543.58 × 101,004.90
  4. Step 4: Simplify right side
    325,648.92x = 49,345,295,443.54
  5. Step 5: Solve for x
    x = 49,345,295,443.54/325,648.92
  6. Step 6: Final answer
    x = 151,529.12

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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.