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Finding the Third Proportional to 235.41 and 314.44

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Solution

The third proportional to 235.41 and 314.44 is: 420.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.41 : 314.44 = 314.44 : x
  2. Step 2: Convert to fraction form
    235.41/314.44 = 314.44/x
  3. Step 3: Cross multiply
    235.41x = 314.44 × 314.44
  4. Step 4: Simplify right side
    235.41x = 98,870.94
  5. Step 5: Solve for x
    x = 98,870.94/235.41
  6. Step 6: Final answer
    x = 420.00

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.