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Finding the Fourth Proportional to 1,716.52, 2,574.24 and 562

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Solution

The fourth proportional to 1,716.52, 2,574.24 and 562 is: 842.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.52 : 2,574.24 = 562 : x
  2. Step 2: Convert to fraction form
    1,716.52/2,574.24 = 562/x
  3. Step 3: Cross multiply
    1,716.52x = 2,574.24 × 562
  4. Step 4: Simplify right side
    1,716.52x = 1,446,722.88
  5. Step 5: Solve for x
    x = 1,446,722.88/1,716.52
  6. Step 6: Final answer
    x = 842.82

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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.