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Finding the Fourth Proportional to 246.22, 368.85 and 177.58

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Solution

The fourth proportional to 246.22, 368.85 and 177.58 is: 266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.22 : 368.85 = 177.58 : x
  2. Step 2: Convert to fraction form
    246.22/368.85 = 177.58/x
  3. Step 3: Cross multiply
    246.22x = 368.85 × 177.58
  4. Step 4: Simplify right side
    246.22x = 65,500.38
  5. Step 5: Solve for x
    x = 65,500.38/246.22
  6. Step 6: Final answer
    x = 266.02

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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.