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Finding the Fourth Proportional to 332.80, 459.42 and 244.29

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Solution

The fourth proportional to 332.80, 459.42 and 244.29 is: 337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.80 : 459.42 = 244.29 : x
  2. Step 2: Convert to fraction form
    332.80/459.42 = 244.29/x
  3. Step 3: Cross multiply
    332.80x = 459.42 × 244.29
  4. Step 4: Simplify right side
    332.80x = 112,228.19
  5. Step 5: Solve for x
    x = 112,228.19/332.80
  6. Step 6: Final answer
    x = 337.22

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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.