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Finding the Fourth Proportional to 368.10, 508.23 and 262.41

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Solution

The fourth proportional to 368.10, 508.23 and 262.41 is: 362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.10 : 508.23 = 262.41 : x
  2. Step 2: Convert to fraction form
    368.10/508.23 = 262.41/x
  3. Step 3: Cross multiply
    368.10x = 508.23 × 262.41
  4. Step 4: Simplify right side
    368.10x = 133,364.63
  5. Step 5: Solve for x
    x = 133,364.63/368.10
  6. Step 6: Final answer
    x = 362.31

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Why These Related Problems?

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