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Finding the Fourth Proportional to 364.92, 499.14 and 359.25

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Solution

The fourth proportional to 364.92, 499.14 and 359.25 is: 491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.92 : 499.14 = 359.25 : x
  2. Step 2: Convert to fraction form
    364.92/499.14 = 359.25/x
  3. Step 3: Cross multiply
    364.92x = 499.14 × 359.25
  4. Step 4: Simplify right side
    364.92x = 179,316.05
  5. Step 5: Solve for x
    x = 179,316.05/364.92
  6. Step 6: Final answer
    x = 491.38

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.