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Finding the Fourth Proportional to 597.69, 824.49 and 361.53

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Solution

The fourth proportional to 597.69, 824.49 and 361.53 is: 498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.69 : 824.49 = 361.53 : x
  2. Step 2: Convert to fraction form
    597.69/824.49 = 361.53/x
  3. Step 3: Cross multiply
    597.69x = 824.49 × 361.53
  4. Step 4: Simplify right side
    597.69x = 298,077.87
  5. Step 5: Solve for x
    x = 298,077.87/597.69
  6. Step 6: Final answer
    x = 498.72

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Why These Related Problems?

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