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Finding the Third Proportional to 36,349.31 and 79,449.19

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Solution

The third proportional to 36,349.31 and 79,449.19 is: 173,653.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,349.31 : 79,449.19 = 79,449.19 : x
  2. Step 2: Convert to fraction form
    36,349.31/79,449.19 = 79,449.19/x
  3. Step 3: Cross multiply
    36,349.31x = 79,449.19 × 79,449.19
  4. Step 4: Simplify right side
    36,349.31x = 6,312,173,394.41
  5. Step 5: Solve for x
    x = 6,312,173,394.41/36,349.31
  6. Step 6: Final answer
    x = 173,653.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.