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Finding the Fourth Proportional to 240.03, 358.08 and 233.42

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Solution

The fourth proportional to 240.03, 358.08 and 233.42 is: 348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.03 : 358.08 = 233.42 : x
  2. Step 2: Convert to fraction form
    240.03/358.08 = 233.42/x
  3. Step 3: Cross multiply
    240.03x = 358.08 × 233.42
  4. Step 4: Simplify right side
    240.03x = 83,581.24
  5. Step 5: Solve for x
    x = 83,581.24/240.03
  6. Step 6: Final answer
    x = 348.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.