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Finding the Fourth Proportional to 240.59, 332.04 and 162.05

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Solution

The fourth proportional to 240.59, 332.04 and 162.05 is: 223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.59 : 332.04 = 162.05 : x
  2. Step 2: Convert to fraction form
    240.59/332.04 = 162.05/x
  3. Step 3: Cross multiply
    240.59x = 332.04 × 162.05
  4. Step 4: Simplify right side
    240.59x = 53,805.42
  5. Step 5: Solve for x
    x = 53,805.42/240.59
  6. Step 6: Final answer
    x = 223.64

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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.