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Finding the Fourth Proportional to 362.28, 499.46 and 295.65

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Solution

The fourth proportional to 362.28, 499.46 and 295.65 is: 407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.28 : 499.46 = 295.65 : x
  2. Step 2: Convert to fraction form
    362.28/499.46 = 295.65/x
  3. Step 3: Cross multiply
    362.28x = 499.46 × 295.65
  4. Step 4: Simplify right side
    362.28x = 147,663.87
  5. Step 5: Solve for x
    x = 147,663.87/362.28
  6. Step 6: Final answer
    x = 407.60

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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.