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Finding the Third Proportional to 187.13 and 368.06

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Solution

The third proportional to 187.13 and 368.06 is: 723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187.13 : 368.06 = 368.06 : x
  2. Step 2: Convert to fraction form
    187.13/368.06 = 368.06/x
  3. Step 3: Cross multiply
    187.13x = 368.06 × 368.06
  4. Step 4: Simplify right side
    187.13x = 135,470.00
  5. Step 5: Solve for x
    x = 135,470.00/187.13
  6. Step 6: Final answer
    x = 723.95

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.