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Finding the Fourth Proportional to 309.04, 462.96 and 237.04

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Solution

The fourth proportional to 309.04, 462.96 and 237.04 is: 355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    309.04 : 462.96 = 237.04 : x
  2. Step 2: Convert to fraction form
    309.04/462.96 = 237.04/x
  3. Step 3: Cross multiply
    309.04x = 462.96 × 237.04
  4. Step 4: Simplify right side
    309.04x = 109,740.04
  5. Step 5: Solve for x
    x = 109,740.04/309.04
  6. Step 6: Final answer
    x = 355.10

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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.