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Finding the Fourth Proportional to 245,086.60, 367,716.30 and 236,446.60

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Solution

The fourth proportional to 245,086.60, 367,716.30 and 236,446.60 is: 354,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,086.60 : 367,716.30 = 236,446.60 : x
  2. Step 2: Convert to fraction form
    245,086.60/367,716.30 = 236,446.60/x
  3. Step 3: Cross multiply
    245,086.60x = 367,716.30 × 236,446.60
  4. Step 4: Simplify right side
    245,086.60x = 86,945,268,899.58
  5. Step 5: Solve for x
    x = 86,945,268,899.58/245,086.60
  6. Step 6: Final answer
    x = 354,753.25

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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.