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Finding the Fourth Proportional to 240.58, 332.18 and 179.07

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Solution

The fourth proportional to 240.58, 332.18 and 179.07 is: 247.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.58 : 332.18 = 179.07 : x
  2. Step 2: Convert to fraction form
    240.58/332.18 = 179.07/x
  3. Step 3: Cross multiply
    240.58x = 332.18 × 179.07
  4. Step 4: Simplify right side
    240.58x = 59,483.01
  5. Step 5: Solve for x
    x = 59,483.01/240.58
  6. Step 6: Final answer
    x = 247.25

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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.