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Finding the Third Proportional to 2,405.81 and 3,599.44

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Solution

The third proportional to 2,405.81 and 3,599.44 is: 5,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.81 : 3,599.44 = 3,599.44 : x
  2. Step 2: Convert to fraction form
    2,405.81/3,599.44 = 3,599.44/x
  3. Step 3: Cross multiply
    2,405.81x = 3,599.44 × 3,599.44
  4. Step 4: Simplify right side
    2,405.81x = 12,955,950.32
  5. Step 5: Solve for x
    x = 12,955,950.32/2,405.81
  6. Step 6: Final answer
    x = 5,385.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.