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Finding the Fourth Proportional to 494.11, 736.74 and 476.32

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Solution

The fourth proportional to 494.11, 736.74 and 476.32 is: 710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.11 : 736.74 = 476.32 : x
  2. Step 2: Convert to fraction form
    494.11/736.74 = 476.32/x
  3. Step 3: Cross multiply
    494.11x = 736.74 × 476.32
  4. Step 4: Simplify right side
    494.11x = 350,924.00
  5. Step 5: Solve for x
    x = 350,924.00/494.11
  6. Step 6: Final answer
    x = 710.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.