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Finding the Fourth Proportional to 332.85, 498.66 and 195.51

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Solution

The fourth proportional to 332.85, 498.66 and 195.51 is: 292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.85 : 498.66 = 195.51 : x
  2. Step 2: Convert to fraction form
    332.85/498.66 = 195.51/x
  3. Step 3: Cross multiply
    332.85x = 498.66 × 195.51
  4. Step 4: Simplify right side
    332.85x = 97,493.02
  5. Step 5: Solve for x
    x = 97,493.02/332.85
  6. Step 6: Final answer
    x = 292.90

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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.