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Finding the Fourth Proportional to 301,993.73, 416,740.73 and 166,026.70

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Solution

The fourth proportional to 301,993.73, 416,740.73 and 166,026.70 is: 229,111.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,993.73 : 416,740.73 = 166,026.70 : x
  2. Step 2: Convert to fraction form
    301,993.73/416,740.73 = 166,026.70/x
  3. Step 3: Cross multiply
    301,993.73x = 416,740.73 × 166,026.70
  4. Step 4: Simplify right side
    301,993.73x = 69,190,086,438.02
  5. Step 5: Solve for x
    x = 69,190,086,438.02/301,993.73
  6. Step 6: Final answer
    x = 229,111.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.