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Finding the Fourth Proportional to 246.69, 340.53 and 194.10

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Solution

The fourth proportional to 246.69, 340.53 and 194.10 is: 267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.69 : 340.53 = 194.10 : x
  2. Step 2: Convert to fraction form
    246.69/340.53 = 194.10/x
  3. Step 3: Cross multiply
    246.69x = 340.53 × 194.10
  4. Step 4: Simplify right side
    246.69x = 66,096.87
  5. Step 5: Solve for x
    x = 66,096.87/246.69
  6. Step 6: Final answer
    x = 267.93

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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.