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Finding the Fourth Proportional to 2,405.00, 3,605.00 and 923.87

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Solution

The fourth proportional to 2,405.00, 3,605.00 and 923.87 is: 1,384.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.00 : 3,605.00 = 923.87 : x
  2. Step 2: Convert to fraction form
    2,405.00/3,605.00 = 923.87/x
  3. Step 3: Cross multiply
    2,405.00x = 3,605.00 × 923.87
  4. Step 4: Simplify right side
    2,405.00x = 3,330,528.71
  5. Step 5: Solve for x
    x = 3,330,528.71/2,405.00
  6. Step 6: Final answer
    x = 1,384.84

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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.