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Finding the Fourth Proportional to 351,795.11, 485,477.64 and 190,650.14

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Solution

The fourth proportional to 351,795.11, 485,477.64 and 190,650.14 is: 263,097.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,795.11 : 485,477.64 = 190,650.14 : x
  2. Step 2: Convert to fraction form
    351,795.11/485,477.64 = 190,650.14/x
  3. Step 3: Cross multiply
    351,795.11x = 485,477.64 × 190,650.14
  4. Step 4: Simplify right side
    351,795.11x = 92,556,377,605.48
  5. Step 5: Solve for x
    x = 92,556,377,605.48/351,795.11
  6. Step 6: Final answer
    x = 263,097.40

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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.