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Finding the Fourth Proportional to 252.13, 346.71 and 244.45

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Solution

The fourth proportional to 252.13, 346.71 and 244.45 is: 336.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.13 : 346.71 = 244.45 : x
  2. Step 2: Convert to fraction form
    252.13/346.71 = 244.45/x
  3. Step 3: Cross multiply
    252.13x = 346.71 × 244.45
  4. Step 4: Simplify right side
    252.13x = 84,753.26
  5. Step 5: Solve for x
    x = 84,753.26/252.13
  6. Step 6: Final answer
    x = 336.15

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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.