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Finding the Fourth Proportional to 231,338.60, 346,922.90 and 79,492.62

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Solution

The fourth proportional to 231,338.60, 346,922.90 and 79,492.62 is: 119,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,338.60 : 346,922.90 = 79,492.62 : x
  2. Step 2: Convert to fraction form
    231,338.60/346,922.90 = 79,492.62/x
  3. Step 3: Cross multiply
    231,338.60x = 346,922.90 × 79,492.62
  4. Step 4: Simplify right side
    231,338.60x = 27,577,810,259.00
  5. Step 5: Solve for x
    x = 27,577,810,259.00/231,338.60
  6. Step 6: Final answer
    x = 119,209.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.