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Finding the Fourth Proportional to 246.35, 368.94 and 124.31

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Solution

The fourth proportional to 246.35, 368.94 and 124.31 is: 186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.35 : 368.94 = 124.31 : x
  2. Step 2: Convert to fraction form
    246.35/368.94 = 124.31/x
  3. Step 3: Cross multiply
    246.35x = 368.94 × 124.31
  4. Step 4: Simplify right side
    246.35x = 45,864.32
  5. Step 5: Solve for x
    x = 45,864.32/246.35
  6. Step 6: Final answer
    x = 186.18

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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.