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Finding the Fourth Proportional to 240.55, 332.23 and 175.34

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Solution

The fourth proportional to 240.55, 332.23 and 175.34 is: 242.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.55 : 332.23 = 175.34 : x
  2. Step 2: Convert to fraction form
    240.55/332.23 = 175.34/x
  3. Step 3: Cross multiply
    240.55x = 332.23 × 175.34
  4. Step 4: Simplify right side
    240.55x = 58,253.21
  5. Step 5: Solve for x
    x = 58,253.21/240.55
  6. Step 6: Final answer
    x = 242.17

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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.