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Finding the Fourth Proportional to 736.02, 1,015.62 and 441.24

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Solution

The fourth proportional to 736.02, 1,015.62 and 441.24 is: 608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.02 : 1,015.62 = 441.24 : x
  2. Step 2: Convert to fraction form
    736.02/1,015.62 = 441.24/x
  3. Step 3: Cross multiply
    736.02x = 1,015.62 × 441.24
  4. Step 4: Simplify right side
    736.02x = 448,132.17
  5. Step 5: Solve for x
    x = 448,132.17/736.02
  6. Step 6: Final answer
    x = 608.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.