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Finding the Third Proportional to 36,988 and 79,808

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Solution

The third proportional to 36,988 and 79,808 is: 172,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,988 : 79,808 = 79,808 : x
  2. Step 2: Convert to fraction form
    36,988/79,808 = 79,808/x
  3. Step 3: Cross multiply
    36,988x = 79,808 × 79,808
  4. Step 4: Simplify right side
    36,988x = 6,369,316,864
  5. Step 5: Solve for x
    x = 6,369,316,864/36,988
  6. Step 6: Final answer
    x = 172,199.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.