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Finding the Fourth Proportional to 4,907.82, 7,359.42 and 1,785.62

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Solution

The fourth proportional to 4,907.82, 7,359.42 and 1,785.62 is: 2,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.82 : 7,359.42 = 1,785.62 : x
  2. Step 2: Convert to fraction form
    4,907.82/7,359.42 = 1,785.62/x
  3. Step 3: Cross multiply
    4,907.82x = 7,359.42 × 1,785.62
  4. Step 4: Simplify right side
    4,907.82x = 13,141,127.54
  5. Step 5: Solve for x
    x = 13,141,127.54/4,907.82
  6. Step 6: Final answer
    x = 2,677.59

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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.