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Finding the Fourth Proportional to 365.19, 544.53 and 360.74

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Solution

The fourth proportional to 365.19, 544.53 and 360.74 is: 537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.19 : 544.53 = 360.74 : x
  2. Step 2: Convert to fraction form
    365.19/544.53 = 360.74/x
  3. Step 3: Cross multiply
    365.19x = 544.53 × 360.74
  4. Step 4: Simplify right side
    365.19x = 196,431.03
  5. Step 5: Solve for x
    x = 196,431.03/365.19
  6. Step 6: Final answer
    x = 537.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.