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Finding the Fourth Proportional to 17,794,230.60, 26,691,345.90 and 10,235,958.60

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Solution

The fourth proportional to 17,794,230.60, 26,691,345.90 and 10,235,958.60 is: 15,353,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,794,230.60 : 26,691,345.90 = 10,235,958.60 : x
  2. Step 2: Convert to fraction form
    17,794,230.60/26,691,345.90 = 10,235,958.60/x
  3. Step 3: Cross multiply
    17,794,230.60x = 26,691,345.90 × 10,235,958.60
  4. Step 4: Simplify right side
    17,794,230.60x = 273,211,511,610,679.72
  5. Step 5: Solve for x
    x = 273,211,511,610,679.72/17,794,230.60
  6. Step 6: Final answer
    x = 15,353,937.90

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Similar ratio
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1.5x scale

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.