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Finding the Third Proportional to 3.06 and 3.50

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Solution

The third proportional to 3.06 and 3.50 is: 4.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.06 : 3.50 = 3.50 : x
  2. Step 2: Convert to fraction form
    3.06/3.50 = 3.50/x
  3. Step 3: Cross multiply
    3.06x = 3.50 × 3.50
  4. Step 4: Simplify right side
    3.06x = 12.26
  5. Step 5: Solve for x
    x = 12.26/3.06
  6. Step 6: Final answer
    x = 4.00

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.