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Finding the Fourth Proportional to 471,513.03, 706,843.08 and 171,923.54

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Solution

The fourth proportional to 471,513.03, 706,843.08 and 171,923.54 is: 257,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,513.03 : 706,843.08 = 171,923.54 : x
  2. Step 2: Convert to fraction form
    471,513.03/706,843.08 = 171,923.54/x
  3. Step 3: Cross multiply
    471,513.03x = 706,843.08 × 171,923.54
  4. Step 4: Simplify right side
    471,513.03x = 121,522,961,003.89
  5. Step 5: Solve for x
    x = 121,522,961,003.89/471,513.03
  6. Step 6: Final answer
    x = 257,729.80

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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.