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Finding the Fourth Proportional to 362.10, 544.31 and 336.75

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Solution

The fourth proportional to 362.10, 544.31 and 336.75 is: 506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.10 : 544.31 = 336.75 : x
  2. Step 2: Convert to fraction form
    362.10/544.31 = 336.75/x
  3. Step 3: Cross multiply
    362.10x = 544.31 × 336.75
  4. Step 4: Simplify right side
    362.10x = 183,294.71
  5. Step 5: Solve for x
    x = 183,294.71/362.10
  6. Step 6: Final answer
    x = 506.20

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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.