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Finding the Fourth Proportional to 332.35, 496.76 and 245.18

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Solution

The fourth proportional to 332.35, 496.76 and 245.18 is: 366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.35 : 496.76 = 245.18 : x
  2. Step 2: Convert to fraction form
    332.35/496.76 = 245.18/x
  3. Step 3: Cross multiply
    332.35x = 496.76 × 245.18
  4. Step 4: Simplify right side
    332.35x = 121,795.63
  5. Step 5: Solve for x
    x = 121,795.63/332.35
  6. Step 6: Final answer
    x = 366.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.