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Finding the Fourth Proportional to 340,453.24, 469,477.02 and 225,691.96

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Solution

The fourth proportional to 340,453.24, 469,477.02 and 225,691.96 is: 311,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,453.24 : 469,477.02 = 225,691.96 : x
  2. Step 2: Convert to fraction form
    340,453.24/469,477.02 = 225,691.96/x
  3. Step 3: Cross multiply
    340,453.24x = 469,477.02 × 225,691.96
  4. Step 4: Simplify right side
    340,453.24x = 105,957,188,818.76
  5. Step 5: Solve for x
    x = 105,957,188,818.76/340,453.24
  6. Step 6: Final answer
    x = 311,223.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.