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Finding the Fourth Proportional to 240.42, 332.06 and 175.22

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Solution

The fourth proportional to 240.42, 332.06 and 175.22 is: 242.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.42 : 332.06 = 175.22 : x
  2. Step 2: Convert to fraction form
    240.42/332.06 = 175.22/x
  3. Step 3: Cross multiply
    240.42x = 332.06 × 175.22
  4. Step 4: Simplify right side
    240.42x = 58,182.33
  5. Step 5: Solve for x
    x = 58,182.33/240.42
  6. Step 6: Final answer
    x = 242.00

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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.