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Finding the Third Proportional to 160.42 and 240.63

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Solution

The third proportional to 160.42 and 240.63 is: 360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.42 : 240.63 = 240.63 : x
  2. Step 2: Convert to fraction form
    160.42/240.63 = 240.63/x
  3. Step 3: Cross multiply
    160.42x = 240.63 × 240.63
  4. Step 4: Simplify right side
    160.42x = 57,901.33
  5. Step 5: Solve for x
    x = 57,901.33/160.42
  6. Step 6: Final answer
    x = 360.94

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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.