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Finding the Fourth Proportional to 1,496.82, 2,246.18 and 572.48

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Solution

The fourth proportional to 1,496.82, 2,246.18 and 572.48 is: 859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496.82 : 2,246.18 = 572.48 : x
  2. Step 2: Convert to fraction form
    1,496.82/2,246.18 = 572.48/x
  3. Step 3: Cross multiply
    1,496.82x = 2,246.18 × 572.48
  4. Step 4: Simplify right side
    1,496.82x = 1,285,879.03
  5. Step 5: Solve for x
    x = 1,285,879.03/1,496.82
  6. Step 6: Final answer
    x = 859.07

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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.