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Finding the Fourth Proportional to 4,489.05, 6,732.01 and 1,716.51

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Solution

The fourth proportional to 4,489.05, 6,732.01 and 1,716.51 is: 2,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.05 : 6,732.01 = 1,716.51 : x
  2. Step 2: Convert to fraction form
    4,489.05/6,732.01 = 1,716.51/x
  3. Step 3: Cross multiply
    4,489.05x = 6,732.01 × 1,716.51
  4. Step 4: Simplify right side
    4,489.05x = 11,555,562.49
  5. Step 5: Solve for x
    x = 11,555,562.49/4,489.05
  6. Step 6: Final answer
    x = 2,574.17

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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.