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Finding the Fourth Proportional to 544.84, 816.55 and 252.24

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Solution

The fourth proportional to 544.84, 816.55 and 252.24 is: 378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.84 : 816.55 = 252.24 : x
  2. Step 2: Convert to fraction form
    544.84/816.55 = 252.24/x
  3. Step 3: Cross multiply
    544.84x = 816.55 × 252.24
  4. Step 4: Simplify right side
    544.84x = 205,966.57
  5. Step 5: Solve for x
    x = 205,966.57/544.84
  6. Step 6: Final answer
    x = 378.03

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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.