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Finding the Fourth Proportional to 374.80, 562.28 and 244.76

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Solution

The fourth proportional to 374.80, 562.28 and 244.76 is: 367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.80 : 562.28 = 244.76 : x
  2. Step 2: Convert to fraction form
    374.80/562.28 = 244.76/x
  3. Step 3: Cross multiply
    374.80x = 562.28 × 244.76
  4. Step 4: Simplify right side
    374.80x = 137,623.65
  5. Step 5: Solve for x
    x = 137,623.65/374.80
  6. Step 6: Final answer
    x = 367.19

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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.