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Finding the Fourth Proportional to 631.26, 944.10 and 370.62

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Solution

The fourth proportional to 631.26, 944.10 and 370.62 is: 554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    631.26 : 944.10 = 370.62 : x
  2. Step 2: Convert to fraction form
    631.26/944.10 = 370.62/x
  3. Step 3: Cross multiply
    631.26x = 944.10 × 370.62
  4. Step 4: Simplify right side
    631.26x = 349,902.34
  5. Step 5: Solve for x
    x = 349,902.34/631.26
  6. Step 6: Final answer
    x = 554.29

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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.