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Finding the Fourth Proportional to 544.96, 751.44 and 474.90

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Solution

The fourth proportional to 544.96, 751.44 and 474.90 is: 654.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.96 : 751.44 = 474.90 : x
  2. Step 2: Convert to fraction form
    544.96/751.44 = 474.90/x
  3. Step 3: Cross multiply
    544.96x = 751.44 × 474.90
  4. Step 4: Simplify right side
    544.96x = 356,861.36
  5. Step 5: Solve for x
    x = 356,861.36/544.96
  6. Step 6: Final answer
    x = 654.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.