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Finding the Fourth Proportional to 637.24, 955.04 and 630.36

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Solution

The fourth proportional to 637.24, 955.04 and 630.36 is: 944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.24 : 955.04 = 630.36 : x
  2. Step 2: Convert to fraction form
    637.24/955.04 = 630.36/x
  3. Step 3: Cross multiply
    637.24x = 955.04 × 630.36
  4. Step 4: Simplify right side
    637.24x = 602,019.01
  5. Step 5: Solve for x
    x = 602,019.01/637.24
  6. Step 6: Final answer
    x = 944.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.