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Finding the Fourth Proportional to 360.48, 540.95 and 332.57

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Solution

The fourth proportional to 360.48, 540.95 and 332.57 is: 499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.48 : 540.95 = 332.57 : x
  2. Step 2: Convert to fraction form
    360.48/540.95 = 332.57/x
  3. Step 3: Cross multiply
    360.48x = 540.95 × 332.57
  4. Step 4: Simplify right side
    360.48x = 179,903.43
  5. Step 5: Solve for x
    x = 179,903.43/360.48
  6. Step 6: Final answer
    x = 499.06

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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.