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Finding the Fourth Proportional to 237.16, 355.04 and 176.56

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Solution

The fourth proportional to 237.16, 355.04 and 176.56 is: 264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.16 : 355.04 = 176.56 : x
  2. Step 2: Convert to fraction form
    237.16/355.04 = 176.56/x
  3. Step 3: Cross multiply
    237.16x = 355.04 × 176.56
  4. Step 4: Simplify right side
    237.16x = 62,684.09
  5. Step 5: Solve for x
    x = 62,684.09/237.16
  6. Step 6: Final answer
    x = 264.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.