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Finding the Fourth Proportional to 332.85, 499.27 and 101.74

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Solution

The fourth proportional to 332.85, 499.27 and 101.74 is: 152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.85 : 499.27 = 101.74 : x
  2. Step 2: Convert to fraction form
    332.85/499.27 = 101.74/x
  3. Step 3: Cross multiply
    332.85x = 499.27 × 101.74
  4. Step 4: Simplify right side
    332.85x = 50,794.74
  5. Step 5: Solve for x
    x = 50,794.74/332.85
  6. Step 6: Final answer
    x = 152.61

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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.