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Finding the Fourth Proportional to 225.04, 337.28 and 116.80

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Solution

The fourth proportional to 225.04, 337.28 and 116.80 is: 175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.04 : 337.28 = 116.80 : x
  2. Step 2: Convert to fraction form
    225.04/337.28 = 116.80/x
  3. Step 3: Cross multiply
    225.04x = 337.28 × 116.80
  4. Step 4: Simplify right side
    225.04x = 39,394.30
  5. Step 5: Solve for x
    x = 39,394.30/225.04
  6. Step 6: Final answer
    x = 175.05

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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.