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Finding the Fourth Proportional to 365.49, 504.27 and 218.16

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Solution

The fourth proportional to 365.49, 504.27 and 218.16 is: 301.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.49 : 504.27 = 218.16 : x
  2. Step 2: Convert to fraction form
    365.49/504.27 = 218.16/x
  3. Step 3: Cross multiply
    365.49x = 504.27 × 218.16
  4. Step 4: Simplify right side
    365.49x = 110,011.54
  5. Step 5: Solve for x
    x = 110,011.54/365.49
  6. Step 6: Final answer
    x = 301.00

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