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Finding the Fourth Proportional to 219,250.40, 328,883.49 and 112,605.59

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Solution

The fourth proportional to 219,250.40, 328,883.49 and 112,605.59 is: 168,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,250.40 : 328,883.49 = 112,605.59 : x
  2. Step 2: Convert to fraction form
    219,250.40/328,883.49 = 112,605.59/x
  3. Step 3: Cross multiply
    219,250.40x = 328,883.49 × 112,605.59
  4. Step 4: Simplify right side
    219,250.40x = 37,034,120,254.92
  5. Step 5: Solve for x
    x = 37,034,120,254.92/219,250.40
  6. Step 6: Final answer
    x = 168,912.44

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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.