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Finding the Fourth Proportional to 484.98, 726.45 and 363.07

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Solution

The fourth proportional to 484.98, 726.45 and 363.07 is: 543.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.98 : 726.45 = 363.07 : x
  2. Step 2: Convert to fraction form
    484.98/726.45 = 363.07/x
  3. Step 3: Cross multiply
    484.98x = 726.45 × 363.07
  4. Step 4: Simplify right side
    484.98x = 263,752.20
  5. Step 5: Solve for x
    x = 263,752.20/484.98
  6. Step 6: Final answer
    x = 543.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.