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Finding the Fourth Proportional to 226,714.60, 340,071.90 and 191,722.60

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Solution

The fourth proportional to 226,714.60, 340,071.90 and 191,722.60 is: 287,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,714.60 : 340,071.90 = 191,722.60 : x
  2. Step 2: Convert to fraction form
    226,714.60/340,071.90 = 191,722.60/x
  3. Step 3: Cross multiply
    226,714.60x = 340,071.90 × 191,722.60
  4. Step 4: Simplify right side
    226,714.60x = 65,199,468,854.94
  5. Step 5: Solve for x
    x = 65,199,468,854.94/226,714.60
  6. Step 6: Final answer
    x = 287,583.90

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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.