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Finding the Fourth Proportional to 246.10, 368.70 and 188.42

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Solution

The fourth proportional to 246.10, 368.70 and 188.42 is: 282.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.10 : 368.70 = 188.42 : x
  2. Step 2: Convert to fraction form
    246.10/368.70 = 188.42/x
  3. Step 3: Cross multiply
    246.10x = 368.70 × 188.42
  4. Step 4: Simplify right side
    246.10x = 69,470.45
  5. Step 5: Solve for x
    x = 69,470.45/246.10
  6. Step 6: Final answer
    x = 282.29

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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.