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Finding the Fourth Proportional to 476.24, 714.31 and 244.98

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Solution

The fourth proportional to 476.24, 714.31 and 244.98 is: 367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.24 : 714.31 = 244.98 : x
  2. Step 2: Convert to fraction form
    476.24/714.31 = 244.98/x
  3. Step 3: Cross multiply
    476.24x = 714.31 × 244.98
  4. Step 4: Simplify right side
    476.24x = 174,991.05
  5. Step 5: Solve for x
    x = 174,991.05/476.24
  6. Step 6: Final answer
    x = 367.45

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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.