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Finding the Fourth Proportional to 1,524.66, 2,285.60 and 550.06

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Solution

The fourth proportional to 1,524.66, 2,285.60 and 550.06 is: 824.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.66 : 2,285.60 = 550.06 : x
  2. Step 2: Convert to fraction form
    1,524.66/2,285.60 = 550.06/x
  3. Step 3: Cross multiply
    1,524.66x = 2,285.60 × 550.06
  4. Step 4: Simplify right side
    1,524.66x = 1,257,217.14
  5. Step 5: Solve for x
    x = 1,257,217.14/1,524.66
  6. Step 6: Final answer
    x = 824.59

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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.