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Finding the Fourth Proportional to 554.88, 833.40 and 452.24

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Solution

The fourth proportional to 554.88, 833.40 and 452.24 is: 679.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.88 : 833.40 = 452.24 : x
  2. Step 2: Convert to fraction form
    554.88/833.40 = 452.24/x
  3. Step 3: Cross multiply
    554.88x = 833.40 × 452.24
  4. Step 4: Simplify right side
    554.88x = 376,896.82
  5. Step 5: Solve for x
    x = 376,896.82/554.88
  6. Step 6: Final answer
    x = 679.24

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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.