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Finding the Third Proportional to 79,068.50 and 170,226.25

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Solution

The third proportional to 79,068.50 and 170,226.25 is: 366,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,068.50 : 170,226.25 = 170,226.25 : x
  2. Step 2: Convert to fraction form
    79,068.50/170,226.25 = 170,226.25/x
  3. Step 3: Cross multiply
    79,068.50x = 170,226.25 × 170,226.25
  4. Step 4: Simplify right side
    79,068.50x = 28,976,976,189.06
  5. Step 5: Solve for x
    x = 28,976,976,189.06/79,068.50
  6. Step 6: Final answer
    x = 366,479.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.