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Finding the Fourth Proportional to 301,518.60, 416,010.72 and 194,150.76

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Solution

The fourth proportional to 301,518.60, 416,010.72 and 194,150.76 is: 267,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,518.60 : 416,010.72 = 194,150.76 : x
  2. Step 2: Convert to fraction form
    301,518.60/416,010.72 = 194,150.76/x
  3. Step 3: Cross multiply
    301,518.60x = 416,010.72 × 194,150.76
  4. Step 4: Simplify right side
    301,518.60x = 80,768,797,456.15
  5. Step 5: Solve for x
    x = 80,768,797,456.15/301,518.60
  6. Step 6: Final answer
    x = 267,873.35

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